Precise feeding mechanism

Details Precise feeding mechanism Precise feeding mechanism

1988-11-14

1989-08-08

Massie, IV, Jerome W.

Conveyors: power-driven

Conveyor section

Reciprocating conveying surface

269 21, B65G 2504

Patent

active

048544442

ABSTRACT:
A device for feeding a stage in a direction, the device including: first driving system for relatively coarsely feeding the stage, the first driving system having a piston and a cylinder combined in an assembly; locking system for selectively inhibiting relative movement between the piston and the cylinder at least in the aforementioned direction; and second driving system for relatively finely feeding the stage with an aid of the piston and the cylinder.

REFERENCES:
patent: 2756857 (1956-07-01), McCorkle
patent: 3408689 (1968-11-01), Heiner
patent: 3413865 (1968-12-01), Nimtz et al.
patent: 3525140 (1970-08-01), Cachon
patent: 3604570 (1971-09-01), Canner
patent: 3790155 (1974-02-01), Longamore
patent: 4020709 (1977-05-01), Brocchi
patent: 4042119 (1977-09-01), Hassan
patent: 4130205 (1978-12-01), Luthi
patent: 4607166 (1986-08-01), Tamaki
IBM Technical Disclosure Bulletin, vol. 25, No. 3A, Aug. 1982, pp. 1038-1040.

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