USD205269S - Syringe piston - Google Patents

Description

United States Patent 0 Des. 205,269 Patented July 12, 1966 FIG.'7.

FIG. 1 is a front elevation of a piston, showing my new design;

FIG. 2 is an elevation thereof in a contracted position;

FIG. 3 is a side elevational view of the piston shown in FIG. 1;

FIG. 4 is :a top plan view thereof;

FIG. 5 is a cross section taken on line 55 of FIG. 1;

FIG. 6 is the bottom plan view thereof; and

FIG. 7 is a modified embodiment of the piston shown in FIG. 1 broken away for convenience of illustration.

The broken lines shown in FIG. 2 are for purposes of illustration only.

I claim:

The ornamental design for a syringe piston, as shown and described.

References Cited by the Examiner UNITED STATES PATENTS D. 195,322 5/1963 Hill D83--1 1,348,796 8/1920 Gronbech 128219 2,994,323 8/1961 Dann et a=l.

3,107,785 10/1963 Roehr 128218 OTHER REFERENCES B-D Products Cat., 1962, p. A-lO, item No. 10 SLC, Sana-Lok control syringe.

WALLACE R. BURKE, Primary Examiner.

BERNARD ANSHER, Assistant Examiner.

Images