Supports – Stand – Tilting support surface
Patent
1991-12-06
1993-10-12
Purol, David M.
Supports
Stand
Tilting support surface
5 811, 5 861, 297DIG10, A45D 1904
Patent
active
052518620
ABSTRACT:
The apparatus includes a frame having a pair of sleeves adjacent opposite sides thereof for receiving the legs of inverted, generally U-shaped bars. Lifting tubes are provided along opposite sides of the frame for receiving a lifting lever. By applying the lifting lever alternately to opposite sides of the frame, the frame can be lifted into an elevated position, with cooperating ratchets and ratchet teeth along the frame and legs cooperating to prevent slippage of the frame in a downward direction. Casters may be provided the frame for moving the frame in a horizontal direction.
REFERENCES:
patent: 2459066 (1949-01-01), Duke
patent: 2539577 (1951-01-01), Hack
patent: 2913732 (1959-11-01), Jones
patent: 3224016 (1965-12-01), Anderson et al.
patent: 3386111 (1968-06-01), Daniel
patent: 3788695 (1974-01-01), Salem
patent: 3829908 (1974-08-01), Thomas
patent: 3854773 (1974-12-01), Thomas
patent: 4165127 (1979-08-01), Vago
patent: 4249774 (1981-02-01), Andreasson
patent: 4941708 (1990-07-01), Heffner
patent: 4979726 (1990-12-01), Geraci
patent: 5123126 (1992-06-01), Vincent
patent: 5163188 (1992-11-01), Munroe
LandOfFree
Transporting and lifting apparatus and methods for aiding handic does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Transporting and lifting apparatus and methods for aiding handic, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Transporting and lifting apparatus and methods for aiding handic will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1899375