Patent · US Expired

Modulating a laser beam

US4462660A · kind A · utility

2Cited by
2References
34Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 6, 1982
Grant dateJul 31, 1984
Priority date
Expiry dateAug 6, 2002

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K26/0648
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An apertured rotary member intermittently intercepts a laser beam directed at a given zone of a target. The apertures have inclined lateral walls which, during interception of the beam, deflect at least part of it to a further zone of the target.

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