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.:

US 6953496 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 11, 2005

Filed:

Mar. 21, 2003
Applicants:

Rodger P. Grantham, Springfield, MO (US);

Glenn K. Walker, Springboro, OH (US);

Inventors:

Rodger P. Grantham, Springfield, MO (US);

Glenn K. Walker, Springboro, OH (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D063/00 ; B01D053/22 ;
U.S. Cl.
CPC ...
Abstract

A fuel storage system is provided including at least one storage tank, an exhaust port, a filter system, and at least one pump positioned to cause fluid to pass through a filter input port. The filter system comprises a filter input port coupled to the fluid vent port, a fuel vapor duct defining a flow path extending from the filter input port to a primary filter output port and a secondary filter output port partitioned from the fuel vapor duct by the permeable partition. At least one pump is positioned to cause fluid to pass through the filter input port. The storage tank and the pump are arranged such that major portions of the system operate below atmospheric pressure such that system leaks do not lead to release of fugitives from the fuel into the atmosphere.


Find Patent Forward Citations

Grantham, Rodger. (2005). Sub-atmospheric fuel storage system (U.S. Patent No. 6953496). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6953496

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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