Boat turning block
Latest Offshore Instruments Limited Patents:
Description
FIG. 1 is a perspective view from the top and one side thereof; and
FIG. 2 is a perspective view from the top and opposite side thereof.
The bottom of the boat turning block is a mirror image of the top in FIGS. 1 and 2.
Referenced Cited
U.S. Patent Documents
Other references
| 1890992 | December 1932 | Janssen |
- Bout U.S. Consumer Equipment Guide 1980, p. 128, Double Block (Heavy), p. 151, Metal Sheave Blocks.
Patent History
Patent number: D314906
Type: Grant
Filed: Oct 9, 1987
Date of Patent: Feb 26, 1991
Assignee: Offshore Instruments Limited (Cowes)
Inventor: Peter W. Isherwood (Richmond-on-Thames)
Primary Examiner: James M. Gandy
Assistant Examiner: Melody Brown
Application Number: 7/107,520
Type: Grant
Filed: Oct 9, 1987
Date of Patent: Feb 26, 1991
Assignee: Offshore Instruments Limited (Cowes)
Inventor: Peter W. Isherwood (Richmond-on-Thames)
Primary Examiner: James M. Gandy
Assistant Examiner: Melody Brown
Application Number: 7/107,520
Classifications
Current U.S. Class:
D/8360;
Element Or Attachment (D34/35)
