Invalid hoist
Description
FIG. 1 is a perspective view of an invalid hoist showing my new design from the left side;
FIG. 2 is a right side elevation view thereof;
FIG. 3 is a right side elevation view thereof showing some of the movable elements in a different position;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a front elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D327762 | July 7, 1992 | Silbersky et al. |
D327763 | July 7, 1992 | Silbersky et al. |
3277502 | September 1964 | Wauthier |
3394933 | July 1968 | Benoit |
3629880 | December 1971 | Van Rhyn |
3914808 | October 1975 | Woods |
3940808 | March 2, 1976 | Petrini |
4569094 | February 11, 1986 | Hart et al. |
4682377 | July 28, 1987 | Reich |
4712257 | December 15, 1987 | James |
4918771 | April 24, 1990 | James |
9006762 | September 1990 | DEX |
2223477 | November 1990 | GBX |
WO92/04003 | March 1992 | WOX |
Patent History
Patent number: D355293
Type: Grant
Filed: Oct 8, 1993
Date of Patent: Feb 7, 1995
Inventor: Roy Parker (Sway, Hampshire S041 6EG)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Robin V. Taylor
Law Firm: Bacon & Thomas
Application Number: 0/13,993
Type: Grant
Filed: Oct 8, 1993
Date of Patent: Feb 7, 1995
Inventor: Roy Parker (Sway, Hampshire S041 6EG)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Robin V. Taylor
Law Firm: Bacon & Thomas
Application Number: 0/13,993
Classifications
Current U.S. Class:
Conveying, Lifting, Or Transferring Article (D34/28)