Chain introduction means for a crystal growth pulling head

Details Chain introduction means for a crystal growth pulling head Chain introduction means for a crystal growth pulling head

1980-09-02

1981-11-17

Bernstein, Hiram

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Including specific material of construction

156DIG98, C30B 1530

Patent

active

043011209

ABSTRACT:
A crystal puller uses a chain and sprocket in the pulling head for vertical support of the growing crystal. Replacement of the chain is effectuated by providing an aperture in the top of the pulling head aligned with the sprocket. Replacement chain fed through the aperture can be directed to a storage area initially then by reverse sprocket motion lowered to commence a crystal growth cycle.

REFERENCES:
patent: 1364895 (1921-01-01), Slinglvtt
patent: 2753280 (1956-07-01), Moore
patent: 3511609 (1970-05-01), Kato

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