Roof car for suspending a working cage

- Nihon Biso Co., Ltd.
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Description

FIG. 1 is a top plan view of a roof car for suspending a working cage;

FIG. 2 is a front view of the roof car for suspending a working cage the rear view being substantilly the same as the front;

FIG. 3 is a bottom plan view of the roof car for suspending a working cage;

FIG. 4 is a left side elevational view of the roof car for suspending a working cage;

FIG. 5 is a right side elevational view of the roof car for suspending a working cage; and,

FIG. 6 is a perspective view of the roof car for suspending a working cage.

Referenced Cited
U.S. Patent Documents
D325276 April 7, 1992 Manci
D369009 April 16, 1996 Fukutomi
4050587 September 27, 1977 Moen
4811819 March 14, 1989 Sugiyama
Patent History
Patent number: D393133
Type: Grant
Filed: Sep 3, 1996
Date of Patent: Mar 31, 1998
Assignee: Nihon Biso Co., Ltd. (Tokyo)
Inventors: Shigeru Ohtsuki (Tokyo), Masahiro Michikoshi (Tokyo)
Primary Examiner: Doris Clark
Law Firm: Hedman, Gibson & Costigan, P.C.
Application Number: 0/59,084
Classifications
Current U.S. Class: Crane Or Hoist (5) (D34/33)
International Classification: 1205;