Shear mechanism for glass forming machine

Details Shear mechanism for glass forming machine Shear mechanism for glass forming machine

1991-12-24

1996-01-23

Lacey, David L.

Glass manufacturing

Control responsive to condition sensing means

Speed control

65160, 65334, 65DIG13, 83354, 83623, C03B 710, B26D 508

Patent

active

054862213

ABSTRACT:
Opposed shear assemblies are conjointly driven via a rack and pinion assembly by a servo motor which follows a displacement profile. When the cycle rate exceeds a selected limit the profile is scaled to reduce peak motor velocity and a shorter stroke is defined.

REFERENCES:
patent: 4174647 (1979-11-01), Dahms
patent: 4459146 (1984-07-01), Farkas et al.
patent: 4467431 (1984-08-01), Gardner et al.
patent: 4699643 (1987-10-01), Kulig
patent: 4813994 (1989-03-01), Kulig
patent: 4859227 (1989-08-01), Wright
patent: 4961773 (1990-10-01), Takahara et al.

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