Press switch for welding and cutting instrument
Description
FIG. 1 is a right front perspective view of a press switch for welding and cutting instrument showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
| D58896 | September 1921 | Drufva |
| D124750 | January 1941 | Nielsen |
| 1197652 | September 1916 | Newton |
| 2516180 | July 1950 | Brown |
| 3226501 | December 1965 | Seserman |
Patent History
Patent number: D368699
Type: Grant
Filed: May 9, 1995
Date of Patent: Apr 9, 1996
Inventor: Ching-Shih Chang (Tainan)
Primary Examiner: Antoine Duval Davis
Law Firm: Pro-Techtor International
Application Number: 0/38,750
Type: Grant
Filed: May 9, 1995
Date of Patent: Apr 9, 1996
Inventor: Ching-Shih Chang (Tainan)
Primary Examiner: Antoine Duval Davis
Law Firm: Pro-Techtor International
Application Number: 0/38,750
Classifications
Current U.S. Class:
Button Operated (D13/171)