Resources Contact Us Home
Hydraulic punch driver
D310009 Hydraulic punch driver
Patent Drawings:Drawing: D310009-2    Drawing: D310009-3    
« 1 »

(2 images)

Inventor: Freiwald
Date Issued: August 21, 1990
Application: 07/121,732
Filed: November 17, 1987
Inventors: Freiwald; Edward S. (Rockford, IL)
Assignee: Greenlee Textron Inc. (Rockford, IL)
Primary Examiner: Herrmann; Winifred E.
Assistant Examiner: Warchol; John
Attorney Or Agent: Giangiorgi; R. A.
U.S. Class: D8/67; D8/98
Field Of Search: D8/61; D8/67; D8/98; 29/270; 29/278; 29/281; 72/453.15; 72/453.16; 72/453.17
International Class:
U.S Patent Documents: D261097; 4339942
Foreign Patent Documents:
Other References: Gardner-Denver advertisement; 1 page; 6/69; Section 11, p. 425, 1st edition "40-Series Angle Drills"..

Claim: The ornamental design for a hydraulic punch driver, as shown.
Description: FIG. 1 is a top plan view of a hydraulic punch driver showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a rear end elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front end elevational view thereof; and

FIG. 6 is a bottom plan view thereof.

* * * * *
  Recently Added Patents
Synchronous rectifier network unit circuit and method
Isolation rings for blocking the interface between package components and the respective molding compound
ASICs having programmable bypass of design faults
Liquid dispensing apparatus
Video reproducing apparatus and video reproducing method
Inter-cell power control in the presence of fractional frequency reuse
Audio/video program-related hyperlink printer
  Randomly Featured Patents
Systems, methods and computer program products for handling client requests for server application processing using a thread pool
Method and system for link level server/switch trunking
Uranyl nitrate pouring solution for producing nuclear fuel particles and a method for its preparation
Vacuum cleaner module
Vortex generating mass flowmeter
High speed biCMOS gate power for power MOSFETs incorporating improved injection immunity
Method and apparatus for powering a wireless headset used with a personal electronic device
Imaging detector and method of manufacturing
Electromagnet with a magnetic shield
Self adjusting motor positioning system and method