The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 29, 1994
Filed:
Mar. 03, 1994
Patrice Brunerie, Tremblay-en-France, FR;
Vincent De Laforcade, Rambouillet, FR;
L'Oreal, Paris, FR;
Abstract
Dispenser for foam under pressure, containing a foaming liquid pressurized by a non-liquefied compressed gas, equipped with a dispensing valve (7) having additional gas take-off (8), such that the gas/liquid ratio of the mixture dispensed lies between 95/5 and 99/1 (vol/vol), the dispenser being fitted with a pushbutton (30) which includes a spraying member and an endpiece, the end-piece comprising a case (34) defining an accumulation chamber (40) into which the spraying member sprays the product to be dispensed through a spray nozzle (39) emerging into the accumulation chamber (40), the nozzle (39) having a diameter lying between 0.7 and 2 mm, the chamber (40) being closed by a porous frit (36) constituting, at least in part, a wall of the accumulation chamber (40) opposite that in which the spray nozzle (39) is arranged and located at a distance from the latter lying between 0.5 and 5 mm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile