Vacuum chamber for the transfer of parenteral liquids

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Description

FIG. 1 is a top front perspective view of a vacuum chamber for the transfer of parenteral liquids, showing our new design;

FIG. 2 is a front elevation thereof;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a side elevation thereof.

Referenced Cited
U.S. Patent Documents
D254324 February 26, 1980 Thead, Jr.
3032037 May 1962 Huber
3722557 March 1973 Huggins
4041944 August 16, 1977 Rhodes
4058123 November 15, 1977 May
Patent History
Patent number: D263504
Type: Grant
Filed: Jul 6, 1979
Date of Patent: Mar 23, 1982
Assignee: Baxter Travenol Laboratories, Inc. (Deerfield, IL)
Inventors: Thomas A. Fowles (McHenry, IL), David A. Winchell (Twin Lakes, WI)
Primary Examiner: Bernard Ansher
Attorneys: John P. Kirby, Jr., George H. Gerstman, Bradford R. L. Price
Application Number: 6/55,218
Classifications
Current U.S. Class: D24/99; D24/17
International Classification: D2402;