Patent · US Expired

Support system for extensible bellows

US4278352A · kind A · utility

6Cited by
3References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 24, 1979
Grant dateJul 14, 1981
Priority date
Expiry dateOct 24, 1999

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG12B17/00
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A horizontally-extending bellows for enclosing a light beam in optical interferometer apparatus and the like, which incorporates means for maintaining the bellows straight as it is extended along a horizontal path, whereby the bellows is maintained in alignment with the light beam for all lengths of the bellows.

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