Respiratory protection apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4452240
SERIAL NO

06309207

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A respiratory protection apparatus includes a nose engaging means for urging the outer walls of the nose toward the inner wall, which includes spaced-apart urging members, and a mouthpiece, said nose engaging means being rigidly secured to said mouthpiece. The apparatus further comprises a conduit arrangement for supplying air to said mouthpiece, said mouthpiece secured to a portion of the conduit arrangement, said conduit arrangement being sufficiently rigid so that said conduit arrangement can be used to direct said nose engaging means onto said nose and then direct the mouthpiece into the mouth of the worker. The apparatus further includes a valve for communicating with the conduit arrangement for allowing for the inhalation and exhalation of air.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
E D BULLARD COMPANY A CORP OF CA2680 BRIDGEWAY SAUSALITO CA 94965

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Moretti, Anthony L San Rafael, CA 19 423

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation