Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
AUTOMATIC FAUCET
Document Type and Number:
WIPO Patent Application WO/2011/087063
Kind Code:
A1
Abstract:
An automatic faucet configured in such a manner that optical fibers are passed through the inside of the water discharge pipe and a light projecting section and a light receiving section are formed at the front ends of the optical fibers, wherein the front ends of the optical fibers can be easily sealed with high reliability and good work efficiency. An automatic faucet configured in such a manner that a light projecting optical fiber (50) and a light receiving optical fiber (52) are passed through the water discharge pipe (12) up to the front end thereof, and that a light projecting section (70) and a light receiving section (72) are formed at the front ends of the optical fibers (50). Tubular outer cover members (80) are connected to and fitted over the front ends of the optical fibers (50, 52) in a watertight manner. The outer cover members (80) are inserted into insertion holes (84) of a water discharge opening member (56) mounted to the inner surface of the water discharge pipe (12) in a watertight manner, and the gaps between the outer cover members (80) and the insertion holes (84) are sealed by O-rings (96) in a watertight manner.

Inventors:
ITAZU NOBUAKI
Application Number:
PCT/JP2011/050459
Publication Date:
July 21, 2011
Filing Date:
January 13, 2011
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
LIXIL CORP (JP)
ITAZU NOBUAKI
International Classes:
E03C1/05
Foreign References:
JP2009299431A2009-12-24
US5984262A1999-11-16
JPH03125862U1991-12-19
JP2009281009A2009-12-03
JP2002270889A2002-09-20
Attorney, Agent or Firm:
HONDA Hironori et al. (JP)
Hironori Honda (JP)
Download PDF:
Claims: