Chair control release and locking cam for tiltable chairs
Description
FIG. 1 is a front perspective view of a chair control release and locking cam for tiltable chairs showing my new design;
FIG. 2 is a side elevational view;
FIG. 3 is a side elevational view of the side opposite to that shown in FIG. 2;
FIG. 4 is an end elevational view;
FIG. 5 is an end elevational view of the end opposite to that shown in FIG. 4;
FIG. 6 is a top view thereof; and
FIG. 7 is a bottom view thereof.
Referenced Cited
U.S. Patent Documents
| D246217 | November 1, 1977 | Doerner |
| D246558 | December 6, 1977 | Doerner |
| D278961 | May 28, 1985 | Doerner |
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| 4013258 | March 22, 1977 | Doerner |
| 4014086 | March 29, 1977 | Doerner |
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Patent History
Patent number: D288629
Type: Grant
Filed: Jan 14, 1985
Date of Patent: Mar 10, 1987
Inventor: Frank Doerner (Kitchener, Ontario)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay
Law Firm: Riches, McKenzie & Herbert
Application Number: 6/691,516
Type: Grant
Filed: Jan 14, 1985
Date of Patent: Mar 10, 1987
Inventor: Frank Doerner (Kitchener, Ontario)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay
Law Firm: Riches, McKenzie & Herbert
Application Number: 6/691,516
Classifications
Current U.S. Class:
D/6500