Patent · US Expired

Power source device

US4782355A · kind A · utility

79Cited by
8References
158Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 23, 1986
Grant dateNov 1, 1988
Priority date
Expiry dateJun 23, 2006

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B7/26
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A power source system including a power source device and an external device connected to said power source device, in which the connection between the power source device with the external device is firstly confirmed, then the power is supplied from the power source device to the external device when a predetermined output of said power source device has been obtained, while a first signal is transmitted from said power source device to the external device connected thereto, and the supply of power is stopped if a predetermined signal is not fed from said external device.

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