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:
Apr. 21, 2009
Filed:
Mar. 19, 2004
Bruno Toulouse, Valence, FR;
Patrick Herelier, Saint-Jean-de-Muzols, FR;
Bruno Toulouse, Valence, FR;
Patrick Herelier, Saint-Jean-de-Muzols, FR;
Societe de Prospection et d'Inventions Techniques SPIT, Bourg les Valence, FR;
Abstract
According to the invention, which applies to a gas-operated apparatus comprising a first chamber for the precompression of a combustible gas injected thereinto and generation of a flame, and a second, propulsion, chamber, and placing elements, the two chambers in communication, these elements being designed to allow the flame to pass, the power of the apparatus is adjusted by adjusting the communication between the two chambers. The volume of gas injected directly into the propulsion chamber can also be adjusted. Alternatively, the rotational speed of the fan with which the first chamber is equipped can be adjusted.