Machine element or mechanism – Control lever and linkage systems – Elements
Reexamination Certificate
2007-03-27
2007-03-27
Luong, Vinh T. (Department: 3682)
Machine element or mechanism
Control lever and linkage systems
Elements
C180S019100, C180S019200, C180S332000, C192S12900A, C188S021000, C074S526000, C074S527000, C074S528000, C074S529000
Reexamination Certificate
active
10725252
ABSTRACT:
A pole for a hand pallet truck that includes a pole bar which is linked to a support for a steerable wheel at its lower end and connected to a loop-shaped handle at the other end. An operating device is disposed within the space defined by the handle. The operating device is attached to a holding extension projecting into the handle in prolongation of the bar, and is connectable to a lifting apparatus of the hand pallet truck via a traction and/or pushing element. If applicable, it is connectable via a second traction and/or pushing element to a brake of the hand pallet truck, wherein an operating lever is disposed on either side of the extension. The operating levers are pivotally mounted on the holding extension in a plane essentially defined by the handle.
REFERENCES:
patent: 4392538 (1983-07-01), Goertzen
patent: 4573543 (1986-03-01), Bataille
patent: 5595259 (1997-01-01), Gilliland et al.
patent: 6382383 (2002-05-01), Schennach
patent: 6883625 (2005-04-01), Trego et al.
patent: 2002/0092709 (2002-07-01), Kronewitter
patent: 689929 (1992-05-01), None
patent: 297 10 503 (1997-09-01), None
patent: 1 186 511 (2002-03-01), None
patent: 2002-59846 (2002-02-01), None
patent: WO 2004/067350 (2004-08-01), None
Jungheinrich Aktiengesellschaft
Luong Vinh T.
Wall Marjama & Bilinski LLP
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