Pivot pin for movable louvers or the like
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Description
FIG. 1 is a perspective view of a pivot pin for movable louvers or the like showing my new design;
FIG. 2 is a top view thereof;
FIG. 3 is a side view taken from the left of FIG. 1;
FIG. 4 is a bottom view thereof;
FIG. 5 is an end view taken from the rear of FIG. 1;
FIG. 6 is a sectional view taken in the direction of the arrows on line 6--6 of FIG. 2.
Referenced Cited
U.S. Patent Documents
1875922 | September 1932 | Harbert |
1904110 | April 1933 | Willmann |
3691687 | September 1972 | Economou |
Patent History
Patent number: D261224
Type: Grant
Filed: Mar 19, 1979
Date of Patent: Oct 13, 1981
Assignee: Dowco Corporation (Dallas, TX)
Inventor: Paul H. Sanderson, Jr. (Lewisville, TX)
Primary Examiner: B. J. Bullock
Law Firm: Richards, Harris & Medlock
Application Number: 6/21,616
Type: Grant
Filed: Mar 19, 1979
Date of Patent: Oct 13, 1981
Assignee: Dowco Corporation (Dallas, TX)
Inventor: Paul H. Sanderson, Jr. (Lewisville, TX)
Primary Examiner: B. J. Bullock
Law Firm: Richards, Harris & Medlock
Application Number: 6/21,616
Classifications
Current U.S. Class:
D/8323;
D/8382;
D/8400
International Classification: D0808;
International Classification: D0808;