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Patent Searching and Data


Title:
DISPENSING CARTRIDGE WITH STORAGE CYLINDER AND DISPENSING PISTON
Document Type and Number:
Japanese Patent JPH04239476
Kind Code:
A
Abstract:

PURPOSE: To prevent a filling material from flowing out from an exhaust air hole to the rear face of a piston when a dispensing piston moves forward, in a dispensing cartridge provided with a storage cylinder and the dispensing piston.

CONSTITUTION: An overflow chamber 17 surrounding an exhaust air hole 9 is formed in a dispensing piston 5. A head 12 hermetically sealing the overflow chamber 17 is formed in a closing cover 10 hermetically sealing the exhaust air hole 9. The filling material overflowing from the exhaust air hole 9 is received in the overflow chamber 17 and prevented from flowing out to the rear face of the piston by the head 12 of the closing cover 10.


Inventors:
BIRUHERUMU AA KERAA
Application Number:
JP1991000148735
Publication Date:
August 27, 1992
Filing Date:
June 20, 1991
Export Citation:
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Assignee:
KELLER WILHELM A
International Classes:
B65D83/00; B05C17/005; (IPC1-7): B65D83/00