Weight-compensating device

Details Weight-compensating device Weight-compensating device

2007-04-10

2007-04-10

Cadugan, Erica (Department: 3722)

Gear cutting, milling, or planing

Milling

Machine frame

C409S212000, C408S235000

Reexamination Certificate

active

10513504

ABSTRACT:
The present invention relates to a weight compensating device comprising a carrier and a component which is supported on the carrier and is displaceable particularly in vertical direction by means of a drive, characterized in that the carrier and the component have arranged thereinbetween at least one negative pressure body of a variable length which is connected to a negative pressure source for compensating the weight acting on the component.

REFERENCES:
patent: 3327571 (1967-06-01), Sawada
patent: 3988965 (1976-11-01), Cayen et al.
patent: 4358888 (1982-11-01), Zankl et al.
patent: 5787772 (1998-08-01), Weber et al.
patent: 6350991 (2002-02-01), Ryding
patent: 6439813 (2002-08-01), Repossini
patent: 10038013 (2002-02-01), None
patent: 1047102 (2000-10-01), None

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