Syringe plunger for an IV infusion pump

- Ivac Corporation
Description

FIG. 1 is a front perspective view of a syringe plunger for an IV infusion pump embodying our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left end elevational view thereof;

FIG. 4 is a right end elevational view thereof;

FIG. 5 is a bottom plan view of the syringe plunger in the orientation shown in FIGS. 1 and 2;

FIG. 6 is a back view of the syringe plunger showing the side opposite that shown in FIG. 1; and

FIG. 7 is a cross-sectional view taken along line 7--7 of FIG. 1.

Referenced Cited
U.S. Patent Documents
2869541 January 1959 Helmer et al.
3016896 January 1962 Sickle
3424158 January 1969 Silver
3721244 March 1973 Elmaleh
4275730 June 30, 1981 Hussein
Patent History
Patent number: D287053
Type: Grant
Filed: Mar 17, 1983
Date of Patent: Dec 2, 1986
Assignee: Ivac Corporation (San Diego, CA)
Inventors: Richard M. Bucchianeri (Escondido, CA), John J. Sevcik (San Diego, CA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Law Firm: Fulwider, Patton, Rieber, Lee & Utecht
Application Number: 6/476,253
Classifications
Current U.S. Class: D24/25