Recorders – Performance of multiple functions of steam and gas engines – Pressure responsive element
Patent
1987-02-24
1988-10-18
Goldberg, E. A.
Recorders
Performance of multiple functions of steam and gas engines
Pressure responsive element
346140R, G01D 900, G01D 1516
Patent
active
047790997
ABSTRACT:
An impulse ink jet apparatus includes a plurality of lengthwise expandable piezoelectric transducers, each of the transducers varying the volume of a small compression chamber which is supplied ink from a reservoir by an ink flow path defined by a stack of thin plates held together upon the rigid forward face of a print head by a spring plate and U-clip.
REFERENCES:
patent: 4392145 (1983-07-01), Parkola
patent: 4439780 (1984-03-01), DeYoung
patent: 4599628 (1986-07-01), Doring et al.
patent: 4623904 (1986-11-01), Conta et al.
patent: 4680595 (1987-07-01), Cruz-Uribe et al.
Dataproducts Corporation
Goldberg E. A.
Reinhart Mark
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