CA956757A - Dockboards - Google Patents

Dockboards

Info

Publication number
CA956757A
CA956757A CA130,498A CA130498A CA956757A CA 956757 A CA956757 A CA 956757A CA 130498 A CA130498 A CA 130498A CA 956757 A CA956757 A CA 956757A
Authority
CA
Canada
Prior art keywords
dockboards
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA130,498A
Other versions
CA130498S (en
Inventor
David Brooks
Arthur L. Reteff
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SERCO ENGINEERING Ltd
Original Assignee
SERCO ENGINEERING Ltd
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 SERCO ENGINEERING Ltd filed Critical SERCO ENGINEERING Ltd
Application granted granted Critical
Publication of CA956757A publication Critical patent/CA956757A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B65G69/2835—Loading ramps; Loading docks permanently installed on the dock pivoting ramps with spring-operated means
    • B65G69/2841—Loading ramps; Loading docks permanently installed on the dock pivoting ramps with spring-operated means extensible by pivoting parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Auxiliary Methods And Devices For Loading And Unloading (AREA)
CA130,498A 1970-12-29 1971-12-20 Dockboards Expired CA956757A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10244270A 1970-12-29 1970-12-29

Publications (1)

Publication Number Publication Date
CA956757A true CA956757A (en) 1974-10-29

Family

ID=22289865

Family Applications (1)

Application Number Title Priority Date Filing Date
CA130,498A Expired CA956757A (en) 1970-12-29 1971-12-20 Dockboards

Country Status (2)

Country Link
US (1) US3662416A (en)
CA (1) CA956757A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786530A (en) * 1971-06-24 1974-01-22 T & S Equipment Co Dock leveler
DE2256802A1 (en) * 1972-11-20 1974-05-30 Alten K CROSSING BRIDGE FOR RAMPS
US3967337A (en) * 1975-03-25 1976-07-06 Kelley Company, Inc. Return to dock level mechanism for a dockboard
US3974537A (en) * 1975-05-15 1976-08-17 Ellis Industries, Inc. Lip extender for loading dock levelers
US4010505A (en) * 1975-09-11 1977-03-08 Richards-Wilcox Of Canada Limited Dockboards
US4364137A (en) * 1980-10-31 1982-12-21 Rite-Hite Corporation Releasable locking device
US4402100A (en) * 1981-09-09 1983-09-06 Kelley Company, Inc. Lip counterbalancing mechanism for a dockboard
US4703534A (en) * 1986-07-14 1987-11-03 Pentalift Equipment Corporation Hold-down mechanism for a dock leveller
US5323503A (en) * 1992-11-05 1994-06-28 Rite-Hite Corporation Lip extension and control device for dock levelers
US6085375A (en) * 1998-06-22 2000-07-11 Rite-Hite Holding Corporation Lip guiding mechanism for dock levelers
US6487741B2 (en) 2001-04-17 2002-12-03 United Dominion Industries Multi-position releasable lip latch for a dock leveler
US6629328B2 (en) 2001-10-09 2003-10-07 Kelley Company, Inc. Universal lip lifting device
CA2365724C (en) 2001-12-21 2009-10-27 Pentalift Equipment Corporation Dock levelers
US6769149B2 (en) 2002-08-29 2004-08-03 United Dominion Industries, Inc. Multi-position releasable lip latch for a dock leveler
US7134159B2 (en) * 2004-01-13 2006-11-14 Rite-Hite Holding Corporation Stump-out apparatus for a dock leveler
US7032267B2 (en) * 2004-05-11 2006-04-25 Rite-Hite Holding Corporation Dock leveler with combination safety leg and lip deflector
US8132280B2 (en) * 2008-08-08 2012-03-13 Nordock, Inc. Loading dock leveler with lip extension mechanism
US8357457B2 (en) * 2008-08-08 2013-01-22 Green David E Reinforced wood for overcoming interlaminate shear failure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3249956A (en) * 1963-10-15 1966-05-10 American Welding & Engineering Manually operated dockboard
US3316575A (en) * 1964-08-10 1967-05-02 Blue Giant Equipment Dock levellers
US3335442A (en) * 1965-03-23 1967-08-15 Kumpolt Karl Dock levelling units
US3475778A (en) * 1967-05-29 1969-11-04 Service Steel & Eng Ltd Dockboard
US3500486A (en) * 1967-11-16 1970-03-17 T & S Equipment Co Balancing means,lip actuating,locking and supporting means for dockboard assembly

Also Published As

Publication number Publication date
US3662416A (en) 1972-05-16

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