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USPS AUTOMATION/ TECHNOLOGY
•
USPS/NALC Memorandums
on Route Inspections
•
Labor
Force Schedule Optimizer System
•
Postal kiosks serve up HR services•
USPS Human Capital Enterprise Agenda
•
ATR Automation Products for
USPS
•
USPS Corporate Flats Strategy FAQ•
USPS Corporate Flats Strategy•
Automated Package
Processing System (APPS)
•
Automated Postal Centers
•
Postal
Automated Redirection System (PARS)
•
Reshaping
the Workforce
•
Repositioning the Workforce
•
Changing
Postal Workforce in the 21st Century
•
Distribution Technology in the
Postal Service, PAST, PRESENT, AND
FUTURE by Thomas Day USPS
engineering VP
On this page
Uncoded
Address Resolution System (UARS)
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Automatic Flat Tray Lidder|
Singulator-Scan-Induction
Unit (SSIU
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AFSM 100 UPGRADES PLANNED|
Wide Field of View (WFOV) Camera System
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Advanced Facer Canceller System
Postal Automation Discussion
Corporate
Automation Plan Phase 2 Timeline
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(12/01/05) The USPS
recently provided APWU with updated deployment schedules for the
following automated equipment:
Automatic Induction
systems on FSM 100 machines - The USPS has announced plans to retrofit
approximately 200 FSM 100 machines, about one third of its inventory.
Flat mail that requires preparation will be integrated into the FSM 100
machine. The retrofit is expected impact clerks and mail handlers. The
USPS anticipates a reduction of the work-hour equivalent of
approximately 900 full-time positions, spread across both crafts,
nationwide.
Automated Tray Handling
systems - A retrofit of the FSM 100, the Automated Tray Handling System
eliminates the need to label flat tubs and to replace flat tubs once
they are dispatched from the machine. The anticipated impact of this
system will be a reduction of one mail processing clerk from each
five-person crew that is currently used to operate an FSM 100.
Integrated Dispatch and Receipt
systems - Using gantry robots, this system will automate dispatch and
receipt systems and will be applied to such operations as in-bound mail
preparation, mail transportation from one operation to another within a
building, sleeving, strapping, containerization, the labeling of tubs,
trays, etc., and dispatch. The sytem's principal impact is expected to
be felt by Mail Handlers, although some clerks will be affected.
Postal Automation Redirection
systems (PARS).
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The United States Postal Service awarded
Advanced Facer Canceller-Remote Computer Reader system upgrade Lockheed
Martin Corporation, Owego, New York. This contract modification has a
value of $33,153,322, and is scheduled for completion in June, 2005.
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(Excerpt from Transformation Plan-"Delivery
point sequencing of flats will replace the need for an individual to sort flats
manually into the sequence in which they are to be delivered. It requires the
development of an automated Flats Sequencing System. Multiple contract awards
are in process and proposals are due early in FY2004. Delivery point packaging
consolidates delivery point sequenced letters and flats into a single unit that
can be delivered as a single piece. This is a six-year project planned through
FY2008. The Board of Governors has approved research and development funding for
this project."
Flat Sequencing System
The Flat Sequencing System (FSS), as the first initiative, will automate
flat sorting to delivery order. While this will not merge flats and
letters into one package, its goal is to place flats in delivery
sequence within one or more five-digit zones. "This program essentially
strives to replicate the success we have achieved with Delivery Point
Sequencing of letters," he explained. "We'll work with vendors to
develop a machine to perform three key functions: Induct flats at high
speed; automatically manage trays throughout the process; and sequence
flats to delivery order."
Flats
Sequencing System (FSS): This system provides flat mail in "Delivery
Point Sequence" (DPS) or "walk" sequence to all carriers within one or
more delivery zones. Currently, the USPS has sorting equipment to sort
letter mail to full DPS level and flat mail to zone and carrier level.
The FSS system approach could add flat mail sorting systems to the
existing automation fleet to walk sequence flat mail for carriers. The
FSS system must be able to handle all types of flat mail, currently
processed by the USPS AFSM100 and the UFSM1000 (upgraded FSM1000) flat
mail sorting machines. The FSS must demonstrate a minimum machine
throughput of 40,000 pieces per hour for a single pass operation and/or
a cumulative 16,350 pieces per hour for a multi-pass operation. The FSS
may use image processing to automate sorting using bar codes, optical
character reading and online video encoding to achieve a minimum of 95%
sort rate to the delivery point with an error rate not to exceed 1% of
the volume sorted.
Delivery Point Packager
"The second initiative, Delivery Point Packager (DPP), reduces the time
carriers spend casing flats and reduces the time they spend delivering
by creating packages of mixed letters and flats for each delivery stop.
Previous tests of this method have shown a 20% reduction in the time
required to deliver when mail is prepared in these bundles. (Thomas)
Day said applying this twenty percent savings in delivery time to the
7,000 locations results in a delivery savings of approximately $2.8
billion annually. He noted however, that this amount excludes some
additional mail processing costs. Field tests were conducted in Carson
City, NV and Sterling, VA where letters and flat mail were manually
sorted into plastic bags to simulate the output of a Delivery Point
Packager. Letter carriers then delivered the bags to customers. "
Delivery Point Packager (DPP):
This system provides for an all encompassing, seamless operational
approach that results in a single bundle of "packets" containing letters
and flats individually packaged for each delivery point on the carriers'
route. To fulfill this vision requires mail sorting and packaging
equipment that efficiently sorts, merges and packages the letter and
flat mail streams in delivery sequence order for the letter carrier. The
DPP system may result in reduction or complete elimination of some or
all, existing USPS mail sorting equipment. A key component of this new
approach is a sorting system that assembles a large range of letters and
flats into delivery point packages. The system will accommodate all
sizes, and weights of letters and flats. A DPP sorting system will be
able to process all carriers' flat and letter mail for one or more
delivery zones and capable of sorting the mail volume for the next day's
delivery within the time window available. The output volume will meet
or exceed the existing carrier volume levels available from current
sorting methods. Current machine throughput for the equipment is 35,000
pieces per hour. The DPP may use image processing to automate sorting
using bar codes, optical character reading and online video encoding to
sort all letter and flat mail to the delivery point with an error rate
not to exceed 0.5% of the volume sorted.
Contracts Awarded to:
FSS
Northrop Grumman Corporation
-1,455,840 Phase I
Lockheed Martin Systems Integration-1,500,000 Phase I
"Lockheed Martin and Northrop Grumman were awarded funds to conduct
simulation modeling for the flat sequencing system, which would sort
flat mail in delivery point sequence or walk sequence to all carriers
within one or more delivery zones."
DPP
Siemens Corp. ($1,312,397 million), Elsag Spa Postal Systems Int'l
($1,197,253 million) Bowe Bell and Howell ($1,177,726 million) and FKI
Logistex ($655,975)-all Phase I
"Four companies were
awarded funds to develop simulation models for the delivery point
packager, a system that would result in a single bundle of packets
containing letters and flats individually packaged for each delivery
point on the carrier's route." (source:
Business Mailers Review via
Postcom.org)
What are the next steps?
Phase 2
FSS Prototype In plant 2005
DPP Test Bed Evaluation 2005
Phase 3
FSS Competitive Field Test 2005
DPP Prototype In plant 2006
Phase 4
DPP
Competitive Field
T
sidenote:
"The highly publicized Segway™ Human Transporter (HT) is a motorized scooter
which the Postal Service deployed experimentally along various postal routes.
The test was designed to determine the feasibility of using the Segway HT to
assist carriers in delivering the mail. The Segway HT allows letter carriers to
travel more quickly while reducing the physical burden of carrying the mail. A
contract was signed in spring FY2002 to test 40 units. There are no plans to
expand this testing beyond this current phase until Segway can provide an
extended-life battery." (source Transformation Plan)
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The USPS
Board of Governors approved funding for two equipment upgrades to the
Advanced Facer Canceller System.
Automated Sorting Enhancements-The Board also approved funding
for two upgrades to equipment that aligns and postmarks letter mail. The
first enhancement to the Postal Service's Automated Facer Canceller
Systems (AFCS) is an Inkjet Canceller (IJC) that uses inkjet printers
and commercial off-the-shelf computer software to apply postmarks with
text and graphics. The IJC will replace today's mechanical "die hub"
postmarks that require the labor intensive task of changing dates
manually. (USPS Press Release 9/9/03)
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Lockheed Martin Wins $33 Million USPS Contract for AFCS
Enhancement (6/9/04)
The USPS has a fleet of 1086
Advanced Facer Canceler Systems (AFCS) at USPS Processing and
Distribution Centers (P&DC) throughout the country. The AFCS is a mail
handling system that faces letter mail by locating the stamp, meter, or
indicia. The AFCS also cancels letter mail, sprays an identification
(ID) tag, lifts the image, and sorts letter mail to a set of bins for
further processing. Individual mail pieces are picked-off at the Feeder
of the AFCS at a throughput rate of approximately 36,000 mail pieces per
hour. On occasion, the Feeder picks off more than one mail piece at a
time resulting in what is termed as a "Double Feed." A double feed
requires additional handling downstream of the mail distribution process
because at some point the extra mail piece of the double feed is
rejected by mail processing equipment or letter carrier. The rejected
mail piece of the double feed will need to be reintroduced into the mail
distribution process. This additional handling adds costs and decreases
service performance for the USPS. Therefore, the USPS requires a Double
Detector that can be added onto the AFCS to detect and reject double
feed in order to eliminate the additional handling required downstream
of the mail distribution process.
The United States
Postal Service intends to purchase 1,086 Advanced Facer Canceler System
InkJet Canceler (AFCS-IJC) Modification Kits.
The inkjet canceler will use ink jet printing technology to apply
cancellation information on each mail piece by spraying tiny ink
droplets at high velocity under computer control. The computer control
will ensure automatic update of cancellation dates and provide precise
time stamping of individual letters. Generally speaking, the inkjet
canceler will be a retrofit kit for the AFCS. The Inkjet Canceler will
consist of the following subsystems: 1) Deck Plate Assembly 2) Two (2)
Print Head Assemblies 3) Ink Reservoirs and Ink Delivery System 4)
Control System with corresponding cable assemblies for I/O and power 5)
Two (2) Interface Boards with I/O connectors 6) Optional Encoder and
Encoder Roller Assembly (posted 9/9)
The second AFCS enhancement, known as a Doubles Detector, identifies two
mail pieces inadvertently stuck together as one. This "doubling" effect
is caused by high humidity, static adhesion, or excessive envelope
adhesive and results in processing delays. The Doubles Detector will
greatly reduce handlings and mis-sortings by using a high-speed camera
and software to identify these occurrences. A contract is expected to be
awarded in December. Deployment will begin in August 2004 and be
completed by August 2005.-posted 9/9/03
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Automated Flat Sorting Machine 100
(AFSM 100)
The USPS has notified
the APWU of plans to modify Automatic Flat Sorting Machine (AFSM) 100
machines with automatic induction systems and automatic tray handling
systems.
Beginning in May 2005
and continuing through June 2006, the Postal Service will deploy
Automatic Tray Handling Systems (ATHS) to 350 of the 534 system fleet.
In a letter dated Feb. 17, 2005 the Postal Service said the
modification will eliminate the need to affix a dispatch label to the
flat tub; pull and dispatch the full tub; and replace the dispatched tub
with an empty one.
Beginning in October
2005 and continuing through August 2006, the Postal Service will deploy
206 AFSMs with Automatic Induction (AI) systems. In a letter dated Dec.
23, 2004 the Postal Service said the modification will automate
the task of feeding the machines as well as related mail preparation and
transport activities. (4/22/05)
AFSM 100
UPGRADES PLANNED-the
USPS is currently on schedule to finish all the AFSM 100 feeder upgrades
by the middle of May, 2004. Nationally, 14 AFSM 100s will be upgraded
each week now until the upgrades are complete, except for the week of
Christmas. Upgrades to the four AFSM 100s located at the Cincinnati P&DC
are planned for the weeks of 11/29, 12/6, 12/13, and 12/27. All FSM
1000s have now been upgraded with their new automated feeders
USPS Board of Governors approved two
enhancements to the
AFSM 100
—
one will
apply a label with a unique ID
to non-barcoded flats allowing sortation in subsequent operations — the
other adds 354 Automatic Tray Handling Systems to automate the
handling of flat trays
(source:
USPS 8/26/03)
The flat ID code sort is a small
(16-inch) module that will add ID tags to non-barcoded flat mail. The
label will be a 4-state barcode that allows more data in a small space.
The label is easy to remove. The benefits include a reduction of images
sent to the remote encoding centers by 43%, which reduces work-hours by
1.4 million per year, and a reduction in mis-coding errors from 2.9% to
.68%. The time frame for this improvement is as follows: Board of
Governors’ approval in August, a contract by the end of the fiscal year,
first tests in February 2004 and roll-out scheduled for completion by
February 2005.
The automatic tray handling system
collects empty tubs, applies adhesive labels, and reloads the empty tubs
for use. The current requirement for a sweeper is eliminated (although
the labels must be manually removed). It is anticipated that the
contract for this project will be negotiated in September, with
deployment beginning in October 2004, and completion scheduled for Fall
2006.
Mr. Day announced that the wide field of
view cameras (approximately 10,000 systems) will be fully deployed in
November 2003 and will be utilized on barcode sorters. (source: Mailers´
Technical Advisory Committee (MTAC)
AFSM 100
UPGRADES PLANNED- USPS Board of Governors approved two
enhancements to the
AFSM 100
— one will apply a label with a unique ID
to non-barcoded flats allowing sortation in subsequent operations the
other adds 354 Automatic Tray Handling Systems to automate the
handling of flat trays
Program Benefits
Reduces number of images sent to remote keyers by 43.1%
Reduces keying and manual labor requirements by 1.4M work hours per year
Flats ID Code Sort- Proposed schedule
Board of Governors -August
2003
Contract Award -September 2003
First Article Test -February 2004
Deployment -Apr 2004 – Feb 2005 |
Automated Tray Handling
System (ATHS) -Proposed Schedule
Board of Governors August 2003
Contract Award September 2003
Deployment Start April 2005
Deployment End July 2007 |
source: USPS
USPS Announces Plans to Deploy Flat Mail
Identification Code System (FICS)
Federal Register 10/28/03
Northrop Grumman Systems -
Electronic Systems Sector awarded $117,392,683 contract September 2,
2003 (according to a Federal business Contracts Report) --however,
no 'official' press release on the contract award can be found)
10/13/03
U.S.P.S. Awards
$127M Contract to Siemens Dematic for Automated Tray Handling System
(Siemens)
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--New
Addressing Tools: Uncoded Address Resolution System (UARS)
What is UARS? A Web-Based
System Used by Postal Carriers to Make Address Corrections to Unresolved
Addresses .Beta-Test Conducted Through June 2003.Initially Used By USPS
To Correct Address Information Provided By Customer Change-of-Address
Submission. USPS Production Rollout Scheduled For July 2003.Enables
Customers Who Use The Address Element Correction Program The Option To
Submit Unresolved Addresses For Carrier Resolution
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What is Intelligent Mail?
standardized, data-rich,
machine-readable codes to make each mailing piece unique and trackable.
Key Strategies
• Uniquely
Identify and Track Mail
•
Standardize Codes
• Enhance
Supporting Infrastructure
• Improve
Address Quality
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Strategy:
Enhance Infrastructure- Mail Processing Infrastructure

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Enhances
Image Capture and Performance on High-Speed
Applications-The
Lockheed Martin Wide Field of View (WFOV) Camera System is
specifically designed to improve bar code reading and optical character
recognition performance on high-speed machine transport applications.
The imaging solution for applications calling for high resolution, at
high speeds,
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Lockheed Martin Wins $2.8 Million Contract
from U.S. Postal Service to Build 20 Automatic Mail
Tray Lidding Systems
OWEGO, NY,
April 14, 2003 – Lockheed Martin has been awarded a $2.8 million
contract from the U.S. Postal Service to supply systems that will
automatically place lids on mail containers and help achieve cost
savings in dispatch operations.
The initial contract is for 20 Automatic Flats Tray Lidder (AFTL)
systems, with options for up to 200 systems. The base contract period of
performance is now through September. Installation of the 20 AFTL
systems will begin at U.S. Postal Service processing and distribution
centers (P&DCs) and airmail facilities (AMFs) throughout the nation in
July.
"The AFTL system is one more piece of the U.S. Postal Service’s plan
to automate its mail processes," said Brian Tanton, vice president of
Material Handling and Identification Solutions for Lockheed Martin
Distribution Technologies. "Winning this contract illustrates Lockheed
Martin’s ability to provide technology that supports the U.S. Postal
Servic’s quest to improve productivity, increase material movement
efficiencies and reduce manual interface in material handling tasks."
The AFTL system automatically places lids on mail containers commonly
called "flats trays" by the Postal Service. The system is part of an
overall dispatch modernization effort aimed at providing increased
throughput and performance during peak periods, while capturing
sustainable labor savings.
Lockheed Martin will provide program management, engineering,
manufacturing, integration, testing, training, technical data, and
operation and training manuals. Industrial Manufacturing and
Installations Inc. (IMI) of Littleton, CO, the designer of the prototype
system, will provide engineering support as a subcontractor to Lockheed
Martin.
The AFTL system complements other dispatch automation technology and
equipment designed and deployed by Lockheed Martin for the Postal
Service such as systems that automatically sleeve and band letter trays
as well as automatically assign airline flights to both trays and sacks
of mail.
Lockheed Martin Distribution Technologies, Owego, NY, designs,
produces and integrates mail automation, recognition, information
processing and online postage systems for postal services, package
delivery operations and corporate mail centers, airline and airport
baggage handling systems, and material handling systems for
distribution, fulfillment and manufacturing centers worldwide.
Distribution Technologies is a unit of Lockheed Martin Corporation,
Bethesda, MD.
About Automatic Flats Tray Lidder System
Designed specifically to automate the process of manually lidding
flats trays, the Automatic Flats Tray Lidder (AFTL) system is an
economical solution that was developed with an emphasis on ease of
operation, low maintenance and low life cycle costs.
The AFTL is a simple machine comprised of four main components:
- A conveyor for supplying stacks of lids
- A mechanism to lift the stacks of lids to a consistent height
- A transfer device to pick the lid and transfer it to a waiting
tray
- A tray conveyor to transport the flats trays through the machine
The touch-screen graphical user interface (GUI) provides clean,
concise error messages and graphics, which allows operators to quickly
and easily recognize and resolve any faults that occur.
The system includes data collection and reporting as well as
compliance with interoperability requirements, including remote
commands.
Features
- Processes in excess of 900 trays per hour with an error rate of
less than 1 percent
- Convenient four-button operator controls, located over the tray
conveyor exit
- Detects and passes through lidded and over-filled flats trays and
letter trays
- Bidirectional lid conveyor design, allowing lids to be loaded and
unloaded with the same ease
- Field configurable for right- or left-handed operation
- Telescoping legs in the frame support to accommodate a wide range
of heights and conveyor designs; interfaces well with existing or new
conveyor systems
- Minimal maintenance required
Benefits
- Compact design minimizes the amount of floor space required
- Operators can load on the fly, increasing operator and machine
productivity, which means the system never stops processing trays for
lid loading and operators are free to load lids at their convenience
- Easy on-site installation and integration
- Significant return on investment (ROI)
- Easily reconfigured to perform unlidding operations with the
addition of an unstrapper module
source: Lockheed Martin |
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Small Parcel and Bundle Sorters
(source USPS )
The Postal Service moved forward with its efficiency-based strategy
to improve package sorting productivity and sorting accuracy as part of
its Transformation Plan by obtaining Board approval for the Automated
Package Processing System (APPS). This technology will replace more than
100 of today's mechanized Small Parcel and Bundle Sorting (SPBS)
machines at 70 postal facilities nationwide.
The APPS achieves significant productivity improvements with greatly
reduced manual handling by:
•
Automating the feeding process;
•
Utilizing Optical Character
Recognition (OCR) technology to read addresses;
•
Utilizing a recirculating transport
system that permits on-line video encoding of pieces that cannot be read
by the Optical Character Reader; and,
•
Expanding the size and weight of
mail it can accommodate.
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US Postal Service awards $300M Automated
Package Processing System (APPS) contract using DecisionPoint
OWEGO, NY,
September 24, 2002-The
U.S. Postal Service has selected Lockheed Martin as the prime contractor
for a multimillion-dollar program that will integrate and modernize the
Postal Service's small package processing capabilities through the
installation of a new system known as the Automated Package Processing
System (APPS). The U.S. Postal Service is upgrading its existing parcel
processing network to advance its competitive position in the parcel
delivery market.
The APPS program contract, which carries
an initial value of more than $300 million, initially requires Lockheed
Martin to build and deploy 74 U.S. Postal Service package processing
systems nationwide beginning in 2004. If all additional quantities are
exercised through 2006, more than 120 systems could be delivered.
The APPS program will provide the U.S.
Postal Service with a fully integrated, end-to-end system capable of
automatically sorting high volumes of first-class packaged mail,
Priority Mail envelopes and parcels, and bundled mail such as magazines
or catalogs with greater efficiency and higher accuracy. The Lockheed
Martin system is capable of processing more than 9,500 packages an hour
with machine printed or handwritten addresses.
"The Automated Package Processing System
is an essential element in our strategic plans to enhance customer
service in the highly competitive package delivery market," said Tom
Day, the U.S. Postal Service's vice president of Engineering. "Lockheed
Martin's proven credentials as a premiere systems integrator on other
programs we've worked together assures us that this critical project
will be installed on schedule by an experienced deployment team."
"Lockheed Martin understands the competitive challenges facing the
United States Postal Service. We’ve been supporting its automation
efforts for more than 30 years. Our postal automation team is dedicated
to improving today’s automated mail processing throughout the Postal
Service’s parcel network," said Judy F. Marks, president of Lockheed
Martin Distribution Technologies. "We’re focused on delivering a proven,
advanced system that will allow the Postal Service to give its customers
superior package and parcel delivery service, while keeping Priority
Mail, bundles of magazines and package mail cost competitive."
Lockheed Martin’s APPS increases productivity and delivers high
throughput and sorting accuracy by combining state-of-the-art material
handling capabilities with advanced optical character recognition (OCR),
bar code reading (BCR) and video coding technologies. The system
automatically processes bulk loads into a single stream of mail pieces;
gathers detailed information specific to each package; acquires the
correct delivery address through advanced OCR and BCR technologies;
inducts a package individually onto a next-generation cross-belt sorter;
and then accurately delivers the package to an assigned discharge bin so
it can be dispatched to its destination.
"Our system offers the U.S. Postal Service a solution that is both
modular and scalable. It has been designed to allow the Postal Service
to customize the system for each site’s needs, which maximizes the
return on investment for the program," Marks added.
The Lockheed Martin APPS prototype was competitively field tested in
2001 and is in use today at a U.S. Postal Service mail annex serving the
Minneapolis Processing and Distribution Center. The prototype system
automatically processed packages at a rate nearly double the throughput
and productivity of the current operation, verifying that the APPS can
generate an attractive return on investment for the U.S. Postal Service.
The prototype developed for the contract proposal included subsystems
from Sandvik Sorting Systems Inc., Accu-Sort Systems Inc., Axmann
Conveying Systems, Shuttleworth, Adaptive Optics Associates Inc., and
Southworth Products Corp.
Lockheed Martin Distribution Technologies designs, produces and
integrates mail automation, material handling, recognition and
information processing systems for postal services, package delivery
operations, corporate mail centers, and distribution, fulfillment and
manufacturing centers worldwide. Distribution Technologies is a business
unit of Lockheed Martin Systems Integration - Owego, which is a business
segment of Lockheed Martin Corporation, Bethesda, MD.
System Overview
APPS is a fully integrated, end-to-end system capable of
automatically sorting high volumes of first-class packaged mail,
Priority Mail envelopes and parcels, and bundled mail such as magazines
or catalogs with greater efficiency and higher accuracy. The system is
capable of processing more than 9,500 packages an hour with machine
printed or handwritten addresses.
Benefits
- Increases productivity
- High accuracy sortation
- Minimal manual interface
- 10 configurations
- Increases throughput
source: Lockheed Martin
Singulator-Scan-Induction Unit
The
Singulator-Scan-Induction Unit (SSIU) is a robust system that can
automatically process all of the mail that is currently being handled by
today's bulk mail center parcel sorters. The SSIU is a solution that is
both modular and scalable.
The SSIU automatically separates package and parcel mail into a stream
of single pieces, reads barcode information, and inducts single mail
pieces into a facility’s existing sorting system for finalization.
We are dedicated to improving today’s automated parcel processing by
providing advanced sortation systems.
System Overview
The singulator takes a bulk stream of parcels and separates it into
single pieces that are delivered to the data collection system for
identification.
The data collection system
identifies the delivery location of the mail piece and verifies that the
mail piece has been singulated properly; oversize and overweight checks
are also made by the data collection system.
The mail piece travels to a
shoe sorter where it is diverted to one of several induction lanes.
The majority of mail pieces
are diverted onto high-speed induction units, which deliver the mail
onto a sorter for final disposition.
Mail pieces that are
oversized or overweight travel to the end of the shoe sorter where they
are returned to ground level for manual processing.
Benefits
Flexible design that is adaptable to specific site needs
Minimal disruptions to the site’s operations during installation and
deployment
Efficient and reliable system operation
source: Lockheed Martin
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