| |
 |
|
Class Information
Number: 72/389.7
Name: Metal deforming > By relatively movable offset tool-faces (e.g., for bending or drawing) > With tool motion in fixed path > Between and co-planar with opposed tools > Fluid pressure actuated (i.e., hydraulically or pneumatically actuated) > Manually pumped (e.g., by use of a hydraulic jack)
Description: Device including a mechanism for transmitting energy to the fluid pressure actuating device directly from the user.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7013694 |
Portable, metal bending apparatus |
Mar. 21, 2006 |
| 6370932 |
Folding apparatus for folding plates |
Apr. 16, 2002 |
| 6085570 |
Powered, portable, metal bending apparatus |
Jul. 11, 2000 |
| 5697240 |
Method of determining the bend in a section of pipe |
Dec. 16, 1997 |
| 4782686 |
Tube bender for greenhouse structural supports |
Nov. 8, 1988 |
| 4492106 |
Manually actuated hydraulic jack for compressively applying terminals on electric cables and conductors in general |
Jan. 8, 1985 |
| 4471645 |
Shank shaper |
Sep. 18, 1984 |
| 4342216 |
Limited stroke force delivering tool |
Aug. 3, 1982 |
|
|
|
