WO1993013267A1 - Dock leveler incorporating an inflatable bag - Google Patents

Dock leveler incorporating an inflatable bag Download PDF

Info

Publication number
WO1993013267A1
WO1993013267A1 PCT/US1992/010759 US9210759W WO9313267A1 WO 1993013267 A1 WO1993013267 A1 WO 1993013267A1 US 9210759 W US9210759 W US 9210759W WO 9313267 A1 WO9313267 A1 WO 9313267A1
Authority
WO
WIPO (PCT)
Prior art keywords
ramp
bag
lip
dock leveler
dock
Prior art date
Application number
PCT/US1992/010759
Other languages
English (en)
French (fr)
Inventor
Charles H. Hodges
Original Assignee
Kelley Company, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kelley Company, Inc. filed Critical Kelley Company, Inc.
Priority to EP93901335A priority Critical patent/EP0620880A4/en
Priority to BR9206988A priority patent/BR9206988A/pt
Priority to AU32778/93A priority patent/AU665605B2/en
Priority to KR1019940702234A priority patent/KR100208845B1/ko
Publication of WO1993013267A1 publication Critical patent/WO1993013267A1/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D1/00—Bridges in general
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
    • B65G69/28—Loading ramps; Loading docks
    • B65G69/2805—Loading ramps; Loading docks permanently installed on the dock
    • B65G69/2811—Loading ramps; Loading docks permanently installed on the dock pivoting ramps
    • B65G69/2817—Loading ramps; Loading docks permanently installed on the dock pivoting ramps with fluid-operated means
    • B65G69/2823—Loading ramps; Loading docks permanently installed on the dock pivoting ramps with fluid-operated means extensible by pivoting parts

Definitions

  • the conventional upwardly biased dock leveler includes a relatively large sub-frame which is mounted in the pit, and as a result the pit area is difficult to clean, for debris cannot be merely swept out of the pit.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Auxiliary Methods And Devices For Loading And Unloading (AREA)
  • Loading Or Unloading Of Vehicles (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
PCT/US1992/010759 1991-12-26 1992-12-14 Dock leveler incorporating an inflatable bag WO1993013267A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP93901335A EP0620880A4 (en) 1991-12-26 1992-12-14 KAIAN FITTING DEVICE WITH INFLATABLE SACK.
BR9206988A BR9206988A (pt) 1991-12-26 1992-12-14 Nivelador de plataforma incorporando uma bolsa inflável
AU32778/93A AU665605B2 (en) 1991-12-26 1992-12-14 Dock leveler incorporating an inflatable bag
KR1019940702234A KR100208845B1 (ko) 1991-12-26 1992-12-14 팽창가능한 백을 사용한 도크 레벨링 장치

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81400291A 1991-12-26 1991-12-26
US814,002 1991-12-26

Publications (1)

Publication Number Publication Date
WO1993013267A1 true WO1993013267A1 (en) 1993-07-08

Family

ID=25213952

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1992/010759 WO1993013267A1 (en) 1991-12-26 1992-12-14 Dock leveler incorporating an inflatable bag

Country Status (9)

Country Link
US (1) US5500968B1 (OSRAM)
EP (1) EP0620880A4 (OSRAM)
JP (1) JP2578575B2 (OSRAM)
KR (1) KR100208845B1 (OSRAM)
AU (1) AU665605B2 (OSRAM)
BR (1) BR9206988A (OSRAM)
CA (1) CA2126437A1 (OSRAM)
TW (1) TW207980B (OSRAM)
WO (1) WO1993013267A1 (OSRAM)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995009792A1 (en) * 1993-10-04 1995-04-13 Kelley Company, Inc. Bag construction for a dock leveler
WO1995009790A1 (en) * 1993-10-04 1995-04-13 Kelley Company, Inc. Improved support and attachment mechanism for a dock leveler lift bag
WO1995009791A1 (en) * 1993-10-04 1995-04-13 Kelley Company, Inc. Support mechanism for a dock leveler lift bag
US5475888A (en) * 1995-01-31 1995-12-19 Kelley Company, Inc. Lip lifting mechanism for a dock leveler
US5522107A (en) * 1995-01-31 1996-06-04 Kelley Company, Inc. Retaining arrangement for an inflatable member in a dock leveler
US5522108A (en) * 1995-01-31 1996-06-04 Kelley Company, Inc. Dock leveler having a ramp movable to a raised position by inflation of an inflatable member, with a filler for occupying volume within the inflatable member
US5600859A (en) * 1995-01-31 1997-02-11 Kelley Company, Inc. Dock leveler in which the ramp is raised and lowered using an inflatable member and method of use
US5781953A (en) * 1996-07-22 1998-07-21 Overhead Door Corporation Dock leveler ramp
US5802650A (en) * 1993-10-04 1998-09-08 Kelley Company, Inc. Dock leveler having an inflatable member
EP0857672A3 (en) * 1997-02-11 1999-02-24 Kelley Company, Inc. Dock leveler having an inflatable member
US5996156A (en) * 1995-01-31 1999-12-07 Kelley Company, Inc. Dock leveler raised by deflating an inflatable member
US6460212B2 (en) 1993-10-04 2002-10-08 Kelley Company, Inc. Dock leveler having an inflatable member
US6711774B2 (en) 1993-10-04 2004-03-30 Kelley Company, Inc. Dock leveler having an inflatable member
USRE39404E1 (en) 1989-03-07 2006-11-21 Spx Dock Products, Inc. Movable loading bridge having an inflatable flexible body
US7503089B2 (en) 2005-04-05 2009-03-17 Rite-Hite Holding Corporation Inflatable actuator for a dock leveler deck

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5774920A (en) * 1996-05-20 1998-07-07 United Dominion Industries, Inc. Electrically actuated dock leveler
US5826291A (en) * 1996-10-22 1998-10-27 United Dominion Industries, Inc. Electrically actuated dock leveler
US6098227A (en) 1998-11-05 2000-08-08 Kelley Company, Inc. Fan-powered edge-of-dock leveler
US6643880B1 (en) 1999-11-01 2003-11-11 Kelley Company, Inc. Dock leveler
US6360393B1 (en) 2000-09-14 2002-03-26 Kelley Company, Inc. Method for converting a dock leveler to a dock leveler operated with an inflatable member and a dock leveler produced by the same
US7062814B2 (en) * 2002-05-06 2006-06-20 Rite-Hite Holding Corporation Inflatable column assembly for a dock leveler
US20040221404A1 (en) * 2003-04-28 2004-11-11 Brian Bender Double-wall inflatable column assembly for a dock leveler
CA2875383C (en) 2004-05-17 2016-08-02 Stertil B.V. Device and system for lifting a motor vehicle
US7162762B1 (en) 2006-06-02 2007-01-16 Nordock, Inc. Dock leveler with inflatable bag
US20150013083A1 (en) * 2011-12-14 2015-01-15 Systems, Inc. Centralized Air Supply Loading Dock Leveling System
US8627529B1 (en) * 2011-12-14 2014-01-14 Systems, Inc. Centralized air supply loading dock leveling system
JP6610919B2 (ja) * 2014-09-02 2019-11-27 シバタ工業株式会社 連絡橋
JP6422177B2 (ja) * 2014-09-02 2018-11-14 シバタ工業株式会社 連絡橋構造体
CA2957210C (en) * 2016-10-06 2019-05-07 Fabrications Tjd Inc. Floating structure system for dock installation and method
US11198383B2 (en) * 2018-07-25 2021-12-14 Demountable Concepts, Inc. Inflatable bag-assisted lift frame for vehicle

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4343058A (en) * 1980-10-31 1982-08-10 Argo Engineering Ltd. Composite pneumatic-hydraulic system in a dockleveller installation
US4955923A (en) * 1988-11-25 1990-09-11 Kelley Company Inc. Hydraulically operated dockboard

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2495092A (en) * 1945-12-28 1950-01-17 Firestone Tire & Rubber Co Pneumatic jack inflatable by exhaust of automobiles
US2804118A (en) * 1954-09-13 1957-08-27 Irvin L Bayerkohler Pneumatic bellows type jacks
GB835142A (en) * 1957-04-13 1960-05-18 Mining Engineering Co Ltd Improvements relating to roof supports for mine workings
US3117332A (en) * 1963-05-20 1964-01-14 Kelley Co Inc Adjustable dockboard
US3211425A (en) * 1964-04-20 1965-10-12 Gerald G Greulich Airplane transporter vehicle
US3521861A (en) * 1967-11-03 1970-07-28 Gray Mfg Co Vehicle lift
US3528118A (en) * 1968-10-23 1970-09-15 Kelley Co Inc Counterbalancing mechanism for a dockboard
US3659899A (en) * 1970-03-12 1972-05-02 Ralph L Phillips Dump system
US3711157A (en) * 1971-06-01 1973-01-16 E Smock Air-elevated dumping vehicle
US4012804A (en) * 1976-06-24 1977-03-22 Kelley Company, Inc. Electromechanically operated dockboard
US4081874A (en) * 1977-01-12 1978-04-04 Kelley Company, Inc. Hydraulic dockboard system
DE3407496A1 (de) * 1983-03-02 1984-09-06 Siemag Transplan Gmbh, 5902 Netphen Schwingbuehne fuer die fuellorte von gestellfoerderanlagen
US4572579A (en) 1983-12-19 1986-02-25 Ken Saito Dump apparatus
GB2166415B (en) * 1984-11-06 1988-10-12 Mangar Aids Ltd Lifting apparatus
NL8900557A (nl) * 1989-03-07 1990-10-01 Rolflex Oost Nederland Beweegbare laadbrug.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4343058A (en) * 1980-10-31 1982-08-10 Argo Engineering Ltd. Composite pneumatic-hydraulic system in a dockleveller installation
US4955923A (en) * 1988-11-25 1990-09-11 Kelley Company Inc. Hydraulically operated dockboard

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP0620880A4 *

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE39404E1 (en) 1989-03-07 2006-11-21 Spx Dock Products, Inc. Movable loading bridge having an inflatable flexible body
US6460212B2 (en) 1993-10-04 2002-10-08 Kelley Company, Inc. Dock leveler having an inflatable member
WO1995009790A1 (en) * 1993-10-04 1995-04-13 Kelley Company, Inc. Improved support and attachment mechanism for a dock leveler lift bag
WO1995009791A1 (en) * 1993-10-04 1995-04-13 Kelley Company, Inc. Support mechanism for a dock leveler lift bag
US5446938A (en) * 1993-10-04 1995-09-05 Kelley Company Inc. Bag construction for a dockleveler
WO1995009792A1 (en) * 1993-10-04 1995-04-13 Kelley Company, Inc. Bag construction for a dock leveler
US6910239B2 (en) 1993-10-04 2005-06-28 Kelly Company, Inc. Dock leveler having an inflatable member
US6760944B2 (en) 1993-10-04 2004-07-13 Kelley Company, Inc. Dock leveler having an inflatable member
US6711774B2 (en) 1993-10-04 2004-03-30 Kelley Company, Inc. Dock leveler having an inflatable member
US5802650A (en) * 1993-10-04 1998-09-08 Kelley Company, Inc. Dock leveler having an inflatable member
US5475888A (en) * 1995-01-31 1995-12-19 Kelley Company, Inc. Lip lifting mechanism for a dock leveler
US5996156A (en) * 1995-01-31 1999-12-07 Kelley Company, Inc. Dock leveler raised by deflating an inflatable member
US5600859A (en) * 1995-01-31 1997-02-11 Kelley Company, Inc. Dock leveler in which the ramp is raised and lowered using an inflatable member and method of use
US5522108A (en) * 1995-01-31 1996-06-04 Kelley Company, Inc. Dock leveler having a ramp movable to a raised position by inflation of an inflatable member, with a filler for occupying volume within the inflatable member
US5522107A (en) * 1995-01-31 1996-06-04 Kelley Company, Inc. Retaining arrangement for an inflatable member in a dock leveler
US5781953A (en) * 1996-07-22 1998-07-21 Overhead Door Corporation Dock leveler ramp
EP0857672A3 (en) * 1997-02-11 1999-02-24 Kelley Company, Inc. Dock leveler having an inflatable member
US7503089B2 (en) 2005-04-05 2009-03-17 Rite-Hite Holding Corporation Inflatable actuator for a dock leveler deck

Also Published As

Publication number Publication date
EP0620880A1 (en) 1994-10-26
AU3277893A (en) 1993-07-28
JP2578575B2 (ja) 1997-02-05
BR9206988A (pt) 1995-12-05
EP0620880A4 (en) 1995-05-10
US5500968A (en) 1996-03-26
AU665605B2 (en) 1996-01-11
JPH07502314A (ja) 1995-03-09
CA2126437A1 (en) 1993-07-08
KR940703959A (ko) 1994-12-12
US5500968B1 (en) 2000-03-14
KR100208845B1 (ko) 1999-07-15
TW207980B (OSRAM) 1993-06-21

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US5651155A (en) Support mechanism for a dockleveler lift bag
US5475888A (en) Lip lifting mechanism for a dock leveler
CA2654172C (en) Dock leveler with inflatable bag
CA2738531C (en) Inflatable actuator for a dock leveler deck
US5446938A (en) Bag construction for a dockleveler
US5471693A (en) Support and attachment mechanism for a dockleveler lift bag
US6910239B2 (en) Dock leveler having an inflatable member
EP1501753B1 (en) Dock leveler with inflatable column assembly
US20040221404A1 (en) Double-wall inflatable column assembly for a dock leveler

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