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:
Oct. 26, 2021
Filed:
Oct. 24, 2018
Samhwap&t Co., Ltd, Uiwang-si, KR;
Kyungchang Lee, Uiwang-si, KR;
Joonhong Lee, Siheung-si, KR;
SAMHWAP&T CO., LTD, Uiwang-si, KR;
Abstract
A spray pump is disclosed. A spray pump according to an aspect of the present invention comprises: a housing having an inflow space, the housing being coupled to a container entrance; a housing cover coupled to the upper end of the housing; a disk for opening or closing the housing according to the pressure in the inflow space; a valve movably inserted into the housing cover, the valve comprising a valve head and a valve body communicating with the valve head; a guide having a part inserted into the valve body and the remainder positioned on the outside of the valve body, the guide having a guide passage corresponding to a channel through which content is discharged; a valve spring for providing an elastic force that pressurizes the valve upwards; a piston movably inserted into the outer peripheral surface of the guide so as to open or close the guide passage by means of upward/downward movements of the valve; a nozzle coupled to the valve head and having an insert insertion portion; and an insert inserted into the insert insertion portion and having an orifice. The valve head has a valve passage communicating with the guide passage. The valve passage has a valve helical groove formed on the inner peripheral surface thereof.