Patent · US Expired

Instrument casing assembly

US5913447A · kind A · utility

15Cited by
16References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 24, 1997
Grant dateJun 22, 1999
Priority date
Expiry dateSep 24, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01L19/14
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An instrument casing assembly and a method of forming the casing that includes a case for receiving a lens having an integral peripheral shoulder engageable with a sidewall of the case. The sidewall when crimped about the shoulder, providing a gasketless water-tight seal to protect the internal parts of the instrument assembly.

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