Ink jet printing head having a flexible film covered ink supply

Details Ink jet printing head having a flexible film covered ink supply Ink jet printing head having a flexible film covered ink supply

1986-10-21

1988-10-11

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

73707, 73726, 92104, 138 30, G01D 1516

Patent

active

047774975

ABSTRACT:
An ink jet printing device including a printing head having a nozzle through which ink can be ejected. The head includes an internal chamber ink and ink ejection is caused by internal pressure pulses. The internal chamber is formed in part by a deformable diaphragm which prevents extreme ambient temperature variations from causing damaging liquid pressure fluctuations.

REFERENCES:
patent: 2343320 (1944-03-01), Parker
patent: 2697449 (1954-12-01), Svenson
patent: 2942624 (1960-06-01), Good
patent: 3079953 (1963-03-01), Mounteer
patent: 3930260 (1975-12-01), Sicking
patent: 4123761 (1978-10-01), Kimura
patent: 4124853 (1978-11-01), Kattner
patent: 4125845 (1978-11-01), Stevenson
patent: 4263602 (1981-04-01), Matsumoto
patent: 4342042 (1982-07-01), Cruz-Uribe
patent: 4347524 (1982-08-01), Engel
Green, J.; Pressure Surge Accumulator, IBM TDB, vol. 15, No. 3, Aug. 1972, p. 766.

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