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Class Information
Number: 474/54
Name: Endless belt power transmission systems or components > Pulley with expansible rim means or pulleys with alternately useable nestable rims > Structure for variably adjusting radius of rim section > By actuator having collar concentric with, and movable axially on, pulley axis
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7033293 |
Expandable pulley |
Apr. 25, 2006 |
| 6908406 |
Continuously variable transmission with elastomeric meshing interface |
Jun. 21, 2005 |
| 6626780 |
Positive engagement continuously variable transmission |
Sep. 30, 2003 |
| 6296585 |
Driver roller, in particular for drive belts of a thread supply device on a textile machine |
Oct. 2, 2001 |
| 5199929 |
Automatic bicycle transmission |
Apr. 6, 1993 |
| 4929217 |
Variable speed pulley |
May. 29, 1990 |
| 4892507 |
Single or double variable diameter pulley and speed variators including such a double pulley |
Jan. 9, 1990 |
| 4594957 |
Sewing machine belt feed with variable pitch drive pulley |
Jun. 17, 1986 |
| 4487518 |
Adjustable printer head drive |
Dec. 11, 1984 |
| 4478594 |
Belt tensioning means |
Oct. 23, 1984 |
| 4453923 |
Variable diameter pulley assembly |
Jun. 12, 1984 |
| 4024772 |
Variable speed flat belt transmission |
May. 24, 1977 |
| 3956944 |
Torque operated, variable diameter belt sheave or chain sprocket |
May. 18, 1976 |
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