Patent · US Expired

Cabinet drawer anti-tip lock device

US4272138A · kind A · utility

35Cited by
22References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 2, 1979
Grant dateJun 9, 1981
Priority date
Expiry dateApr 2, 1999

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47B2097/008
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A file cabinet having drawers and doors and an anti-tip lock mechanism that simultaneously locks all closed doors and drawers when in a locking mode and that permits movement of a single drawer from its closed to its open position while simultaneously locking both the remaining unopened doors and all of the other drawers against movement from their closed to their open positions when in an unlocked mode.

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