Patent
   D363052
Priority
Nov 12 1993
Filed
Nov 12 1993
Issued
Oct 10 1995
Expiry
Oct 10 2009
Assg.orig
Entity
unknown
4
9
n/a
The ornamental design for a caliper brake unit for hand trucks, as shown and described.

FIG. 1 is a perspective view of a caliper brake unit for hand trucks showing my new design from the top and one end;

FIG. 2 is a perspective view thereof shown from the bottom and opposite end;

FIG. 3 is a perspective view of a second embodiment of the caliper brake apparatus for hand trucks showing my new design from the top and one end; and,

FIG. 4 is a perspective view of the embodiment of FIG. 3 shown from the bottom and opposite end.

Laird, Oscar B.

Patent Priority Assignee Title
8641058, May 04 2011 ESCALERA INC Hand truck brake
D418098, Jan 23 1997 DICO, INC Enclosure for a trailer brake actuating unit
D790797, Mar 18 2015 Meyn Beheer B.V. Adjustable trolley block
D790798, Mar 18 2015 Meyn Beheer B.V. Fixed trolley block
Patent Priority Assignee Title
3231050,
3422930,
3486587,
3566994,
4264082, Mar 26 1979 Stair climbing cart
4655466, Mar 31 1983 Hanaoka Sharyo Co., Ltd. Cart
4767128, Jul 27 1987 T. Entrepreneur, Inc. Wheelbarrow construction
4819767, Sep 11 1987 Hand brake apparatus for hand trucks
5113977, Dec 18 1990 Strato-Lift, Inc. Lift truck parking brake
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