Ink cartridge with rupturable sealing element

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Description

FIG. 1 is a perspective view of an ink cartridge with rupturable sealing element showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a left end elevational view thereof;

FIG. 4 is a bottom plan view thereof; and

FIG. 5 is a right end elevational view thereof.

Referenced Cited
U.S. Patent Documents
D249887 October 10, 1978 Anderka
2951466 September 1960 Bross
4103999 August 1, 1978 Anderka
Foreign Patent Documents
1274928 August 1968 DEX
929331 June 1963 GBX
Patent History
Patent number: D254316
Type: Grant
Filed: Apr 27, 1978
Date of Patent: Feb 26, 1980
Assignee: Koh-I-Noor Rapidograph, Inc. (Bloomsbury, NJ)
Inventor: Gerold Anderka (Ellerbek)
Primary Examiner: Joel Stearman
Assistant Examiner: George P. Word
Attorneys: David H. Semmes, Warren E. Olsen
Application Number: 5/900,629
Classifications
Current U.S. Class: Element Or Attachment (D19/54)
International Classification: D1906;