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Title: Safety lock-out device for electrical appliances

A safety lock-out device prevents the insertion of an electrical power cord into an electrical power cord receptacle of an electrical appliance. The devise comprises a mounting plate fastened to the appliance and a cover plate hingedly attached to the appliance. The cover plate is movable between a first position and a second position such that, in the first position, the cover plate covers and prevents insertion of a power cord into the appliance receptacle. In said second position, the appliance receptacle is uncovered to permit insertion of a power cord into the receptacle. Extending a lock shank through aligned openings formed in flange members extending from the mounting plate and the cover plate locks the cover plate in the first position.
Inventors:
 [1]
  1. (Bloomingdale, IL)
Issue Date:
OSTI Identifier:
870507
Assignee:
Universities Research Association, Inc. (Washington, DC) FNAL
Patent Number(s):
US 5535096
Contract Number:
AC02-76CH03000
Research Org:
Fermi National Accelerator Lab. (FNAL), Batavia, IL (United States)
Country of Publication:
United States
Language:
English
Subject:
safety; lock-out; device; electrical; appliances; prevents; insertion; power; cord; receptacle; appliance; devise; comprises; mounting; plate; fastened; cover; hingedly; attached; movable; position; covers; uncovered; permit; extending; lock; shank; aligned; openings; formed; flange; locks; aligned openings; power cord; electrical power; cover plate; mounting plate; permit insertion; safety lock-out; lock-out device; /361/174/439/