Single wheel caster for a jack assembly
United States Patent D570072
US Patent References:
Aircraft handling gear
Laddon - January, 1941 - 2227725

Landing gear for truck trailers
Ketel - February, 1941 - 2233135

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Kimball - November, 1968 - D212800

Trailer tongue jack
Weber et al. - January, 1976 - 3934852

Quick release jack
Kendrick - October, 1987 - 4702458


Inventors:
Walstrom, Todd (Weston, WI, US)
Beck, Russ (Wausau, WI, US)
Peschmann, Joseph J. (Plover, WI, US)
Okerlund, Kash (Wittenberg, WI, US)
Application Number:
D/289338
Publication Date:
05/27/2008
Filing Date:
07/17/2007
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Assignee:
Cequent Trailer Products Inc. (Mosinee, WI, US)
Primary Class:
D34/35
Other Classes:
D34/31
International Classes:
(IPC1-7): 1205
Field of Search:
280/47.131, D34/31, 254/97, D34/35, 254/418, 114/344, D12/317, D34/33
US Patent References:
D318355Wheel assembly and attachment for a boatJuly, 1991SalvesenD34/12
D334268Detachable front wheel for a boatMarch, 1993HayesD34/28
D340340Riding trowel cranking dolly wheel assemblyOctober, 1993AllenD34/28
D348340High/low jack standJune, 1994Collins et al.D34/31
D358920Boat and canoe rollerMay, 1995PetermanD34/24
Primary Examiner:
Ramirez, Cynthia E.
Attorney, Agent or Firm:
McDonald Hopkins LLC
Earp III, Robert H.
Pribisich, Risto
Claims:
CLAIM

1. The ornamental design for a single wheel caster for a jack assembly, as shown and described.

Description:

FIG. 1 is a top, left and front perspective view of a single wheel caster for a jack assembly showing my new design.

FIG. 2 is a perspective view of the single wheel caster as seen from the top, left, and front sides thereof;

FIG. 3 is a front side view thereof;

FIG. 4 is a back side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top side view thereof; and,

FIG. 8 is a bottom side view thereof.

The broken line showing in FIGS. 1, 2 and 7 is included for the purpose of illustrating environment and forms no part of the claimed design.