Patent · US Expired

Safety door latch for pressurized ovens

US5887916A · kind A · utility

21Cited by
14References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 25, 1997
Grant dateMar 30, 1999
Priority date
Expiry dateSep 25, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T292/1083
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A safety door latch 10 has a base 12 with a shaft 24. A venting disc 30 is rotatably mounted on the base shaft. A lever 50 with a strike locking cam 54 is mounted on the base shaft over the venting disc. Lugs 23, 32 provide for limited relative movements of the locking cam with respect to the venting disc in conjunction with spring bias detenting balls 44.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.