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:
Dec. 31, 2024
Filed:
Dec. 21, 2023
Applicant:
H-p Products, Inc., Louisville, OH (US);
Inventors:
Darrell V. Nieschwitz, Louisville, OH (US);
Greg A. Calderone, Canton, OH (US);
Shawn C. Metz, Louisville, OH (US);
Assignee:
H-P Products, Inc., Louisville, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47L 5/38 (2006.01); A47L 9/00 (2006.01); A47L 9/24 (2006.01); B60P 3/36 (2006.01); B60S 1/64 (2006.01); F16L 29/00 (2006.01);
U.S. Cl.
CPC ...
A47L 5/38 (2013.01); A47L 9/0063 (2013.01); A47L 9/242 (2013.01); A47L 9/244 (2013.01); B60P 3/36 (2013.01); F16L 29/00 (2013.01); B60S 1/64 (2013.01);
Abstract
A central vacuum cleaning system includes an inlet valve mounted at various locations in a structure or RV and connected to the inlet end of a vacuum conduit. A section of hose is slidably mounted within the conduit and extends from the inlet valve for cleaning an adjacent area. The hose includes a hose plug of cuff connected with a distal end of the hose. The hose plug includes an annular channel and a cam to move a pin or button on the valve. The hose plug or cuff may also include a first seal and a second seal.