ES319108A1 - Improvements in the construction of pumps for manual sprayers. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in the construction of pumps for manual sprayers. (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valve Corp of America Inc
Original Assignee
Valve Corp of America Inc
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Filing date
Publication date
Application filed by Valve Corp of America IncfiledCriticalValve Corp of America Inc
Priority to ES0319108ApriorityCriticalpatent/ES319108A1/en
Publication of ES319108A1publicationCriticalpatent/ES319108A1/en
Improvements in the construction of pumps for manual sprayers, characterized by comprising, in combination, a cylinder; a pair of piston cups, upper and lower, plugged and coupled, in a cylinder, both directed in the same direction and each of them forming an elastic piece and molded of plastic material, separated from the other and both very close together ; a piston rod on which the cups are mounted; said rod protrudes through one end of the cylinder; means providing a discharge passage through said piston cups and the stem thereof, and means for maintaining the piston cups in coupling relationship. (Machine-translation by Google Translate, not legally binding)
ES0319108A1965-10-301965-10-30Improvements in the construction of pumps for manual sprayers. (Machine-translation by Google Translate, not legally binding)
ExpiredES319108A1
(en)