Valve cap for a vacuum curettage vessel

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Description

FIG. 1 is a top perspective view of a valve cap for a vacuum curettage vessel showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation thereof;

FIG. 4 is a left side elevation thereof;

FIG. 5 is a rear elevation thereof; and

FIG. 6 is a right side elevation thereof.

Referenced Cited
U.S. Patent Documents
3863624 February 1975 Gram
3889682 June 1975 Denis et al.
3939835 February 24, 1976 Bridgman
3946739 March 30, 1976 Berman et al.
Patent History
Patent number: D250276
Type: Grant
Filed: Feb 28, 1977
Date of Patent: Nov 14, 1978
Assignee: Ryder International Corporation (Barrington, IL)
Inventors: Michael D. Thomas (Arab, AL), Francis E. Ryder (Barrington, IL)
Primary Examiner: Bernard Ansher
Attorney: Richard R. Trexler
Application Number: 5/772,977
Classifications
Current U.S. Class: D24/99
International Classification: D2404;