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Class 474/64 - PLURAL TURNS OF SAME BELT ABOUT PULLEY AXIS


Subclass of Class 474 - Endless belt power transmission systems or components
Definition: Subject matter including a belt* and a pulley* or
No. of patents: 8
Last issue date: 02/02/2010


NumberTitleIssue Date
7654923Readily extendible telescopic lifting system
By providing a plurality of cylindrically shaped tube members nested together in coaxially aligned relationship, with each tube member being connected to a separate and independent control segment, with the control segments being constructed for raising and lowering...
02/02/2010
6622072Belt replacement timing annunciator for belt-type automatic transmissions
To improve the maintainability of a vehicle by properly identifying a worn endless belt in a belt-type automatic transmission and informing a driver of the proper belt replacement interval. The belt replacement timing annunciator relies upon the radii of ...
09/16/2003
5830093Continuously variable transmission employing cable wound around variable diameter drums
A continuously variable transmission system for coupling between a rotating drive shaft and an output shaft employs a first drum rotated by the drive shaft and a second drum connected to the output shaft. At least one, and typically both, of the drums hav...
11/03/1998
5152575Manual tarp enclosing system for flat bed trucks
A manual tarp enclosing system is disclosed for enclosing flat bed trailers which has an elongate track on each side and a plurality of U-shaped bows bridging the bed with one of the legs of the bow received in the track on each side of the bed for moveme...
10/06/1992
5080422Manual tarp enclosing system for flat bed trucks
A manual tarp enclosing system is disclosed for enclosing flat bed trailers which has an elongate track on each side and a plurality of U-shaped bows bridging the bed with one of the legs of the bow received in the track on each side of the bed for moveme...
01/14/1992
4566561Selector cabling arrangement
An elevator system has a selector mechanism driven by a cable loop attached to the elevator car. The opposite cable ends are wound on a take-up drum, in opposite rotational directions, in sequential rows across the drum, such that the cable leads travel b...
01/28/1986
4368647Reciprocating driving device
A shock absorbed device for reciprocating a driven member includes a bidirectionally rotatable driving pulley, a pair of fixed pulleys between which the driven member is disposed, an oscillating pulley arranged between the driving and fixed pulleys, and a...
01/18/1983
4351197Precision positioning apparatus having a rotating driving element and a rotating driven element
Precision positioning apparatus includes a rotatable driving element connected to a rotatable driven element having a diameter substantially greater than that of the driven element, and rotary movement of the driving element imparts rotary movement to the...
09/28/1982
 
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