Mouthpiece for resuscitation

Description

FIG. 1 is a bottom plan view of a mouthpiece for resuscitation showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side elevational view being a mirror image of that shown;

FIG. 3 is a top plan view thereof;

FIG. 4 is an end elevational view thereof, the opposite end elevational view being a mirror image of that shown;

FIG. 5 is an enlarged sectional view taken along the line 5--5 of FIG. 3; and

FIG. 6 is an enlarged sectional view taken along the line 6--6 of FIG. 3.

Referenced Cited
U.S. Patent Documents
D263166 February 23, 1982 Bushman
3137293 June 1964 Green
3291121 December 1966 Vizneau
3303845 February 1967 Detmer, II
3508543 April 1970 Aulicono
3802428 April 1974 Sherman
3948255 April 6, 1976 Davidson
4222378 September 16, 1980 Mahoney
4360017 November 23, 1982 Barlett
4559940 December 24, 1985 McGinnis
Patent History
Patent number: D312330
Type: Grant
Filed: Nov 4, 1987
Date of Patent: Nov 20, 1990
Assignees: Mark Weston (Hathersage), Polyplas Ltd. (Sheffield)
Inventor: Philip Jackson (Coal Aston)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Attorneys: Henry Sternberg, Bert L. Lewen
Application Number: 7/117,142
Classifications
Current U.S. Class: D29/7