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:
Aug. 27, 2013
Filed:
Dec. 07, 2007
Steven L. Sweeton, Lake Winnebago, MO (US);
George R. Hildebrand, Independence, MO (US);
David L. Dejong, Ogden, UT (US);
Phillip J. Dimaggio, Kansas City, MO (US);
Steven L. Sweeton, Lake Winnebago, MO (US);
George R. Hildebrand, Independence, MO (US);
David L. Dejong, Ogden, UT (US);
Phillip J. Dimaggio, Kansas City, MO (US);
MeadWestvaco Corporation, Richmond, VA (US);
Abstract
A trigger sprayer having six parts: (i) a dip tube, (ii) a valve, (iii) a flexible pump diaphragm having a circumferential valve lip, (iv) a shroud having a trigger, an element which engages the diaphragm, and front and rear mating elements, (v) a body having a closure for a container, an inlet coupled to the dip tube, a valve seat for the valve, an element which engages the valve lip, a discharge barrel having a proximal opening into which the valve lip seats, a vent chamber, a vent barrel coupled to the vent chamber, a rear mating structure coupling to the rear mating element of the shroud so that the shroud can pivot, and a forward mating element, and (vi) a combination nozzle and door assembly with a nozzle which couples to the fluid discharge barrel of the molded body, and has a trigger locking element.