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:
Jul. 12, 1977
Filed:
Aug. 25, 1975
Applicant:
Inventors:
James W Hobbs, Bartlesville, OK (US);
Dexter E Smith, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B / ;
U.S. Cl.
CPC ...
2351511 ; 318591 ; 318115 ;
Abstract
Bumpless transfer of control of a process parameter from control in response to a conventional controller set point to automatic control in responseto a supervisory set point is accomplished by substituting an alignment set point for the conventional set point and subsequently substituting the supervisory set point of the alignment set point.