Patent · US Expired

Retraction mechanism for dental units and the like

US4259066A · kind A · utility

8Cited by
7References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 13, 1979
Grant dateMar 31, 1981
Priority date
Expiry dateApr 13, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/6943
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A pneumatic mechanism for dental units wherein a differential pressure applied directly to the utility supply line acts to move the line to a stored position within the unit.

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