Patent · US Expired

Cassette container lock mechanism

US3990575A · kind A · utility

8Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 1975
Grant dateNov 9, 1976
Priority date
Expiry dateDec 10, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T292/1086
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A cassette container having a latch member connected to the top of the container by an integral, flexible hinge which latches against a pair of pins on the bottom of the container, the pins incorporating slots which receive a plastic locking seal therethrough to prevent an opening of the latch without destruction of the seal.

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