FIELD: process engineering.
SUBSTANCE: invention relates to metal processing, particularly, to machining chambers. Chamber comprises housing with draft, door with sight glass, motor engaged via pulley gear with shaft fitted at chamber center, counterweight and door roll carriage. Counterweight is secured by guide on support. Counterweight and roll carriage move in semicircle to vary guide arm length.
EFFECT: better tightness and higher safety.
4 dwg
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Authors
Dates
2012-10-27—Published
2011-02-28—Filed