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:
Apr. 03, 2001
Filed:
May. 11, 1999
Applicant:
Inventors:
Henry K. Sprenger, Huntingdon Valley, PA (US);
Joel E. Higbee, Horsham, PA (US);
Walter P. Telly, Perkasie, PA (US);
Assignee:
Milton Roy Company, Ivyland, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 1/924 ; F01B 3/114 ;
U.S. Cl.
CPC ...
F04B 1/924 ; F01B 3/114 ;
Abstract
A method of calibrating a lost-motion metering pump is disclosed wherein the pump includes a relief port, a movable hollow plunger having a bypass hole which is aligned with the relief port when the plunger is moved to an aligned position and a control rod extending into the hollow plunger. According to one aspect, the method includes the steps of moving the plunger to the aligned position, inserting a gage pin through the relief port and the bypass hole into the plunger, moving the control rod into engagement with the gage pin and fixing the position of the control rod.