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Class 254/226 - Rotatable pulley wheel element


Subclass of Class 254 - Implements or apparatus for applying pushing or pulling force
Definition: Implements or apparatus wherein the guide element is in
No. of patents: 7
Last issue date: 07/26/2011


NumberTitleIssue Date
7984893Reusable support for a contoured surface of a part allowing machining of an opposite side of the part
A process can include the step of forming a removable support having a complementary contour to a machined surface of a block of material to be processed in order to support the machined surface from an opposite planar surface formed on the removable support during ...
07/26/2011
7066451Line tensioning device
An improved line tensioning device comprising a pair of plates, anchoring means carried by one of said plates, line attachment means carried by the other of said plates, a plurality of pulley wheels mounted on each of said plates, pulley line means secured to one of...
06/27/2006
7007927Arborist limb lowering method
An apparatus for the controlled lowering to the ground of a cut portion of a tree includes a rope and an anchor having an arrangement of guiding protuberances., each guiding protuberance including a bearing surface frictionally engaging and redirecting the rope with...
03/07/2006
6631885Arborist limb lowering device and method
An apparatus for the controlled lowering to the ground of a cut portion of a tree includes a rope and an anchor having an arrangement of guiding protuberances, each guiding protuberance including a bearing surface frictionally engaging and redirecting the...
10/14/2003
5904341Device for the application of a tensioning force in a strap
A strap tensioning device comprises a frame (1) with a rotatable reel (3) and a turnable command member (2). A ratchet wheel (43) is co-rotatively connected with the reel, the wheel cooperating with two spring-loaded latch elements (14, 29). When the comm...
05/18/1999
4215849Vehicle frame pulling and reshaping apparatus
An apparatus adapted to exert traction on the frame of a vehicle to straighten or reshape the same and characterized by having the front or forward portion free of the winch and of the actuating mechanism for the winch, by allowing to operatively reach a ...
08/05/1980
 
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