Patent · US Expired

Antilock-freezing device

US4297863A · kind A · utility

6Cited by
5References
6Claims
0Family size

Inventor

Key dates

Filing dateSep 17, 1979
Grant dateNov 3, 1981
Priority date
Expiry dateSep 17, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T70/8649
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A flat strip section fits in width and height into a keyhole and has non-operable teeth extending from the top and from the bottom. One end of the flat strip section is anchored in one part of a two part gripping stud. The second part is separably connectable to the first part by a detent connection.

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