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:
Dec. 15, 1992
Filed:
May. 03, 1991
Applicant:
Inventor:
James S Jones, Richardson, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01G / ; B05B / ;
U.S. Cl.
CPC ...
137899 ; 137486 ; 1374895 ; 1375 / ; 239156 ;
Abstract
A system for controlling the flow of agricultural ammonia from a tank to applicator apparatus transported by a land vehicle over the ground includes a ground speed sensor that generates a speed signal representing the speed of the land vehicle over the ground, an ammonia flow reader that generates a flow rate signal representing the flow of ammonia through the system, a throttling device having means for varying the flow of ammonia through the system, and i)computing means for sending a throttling signal to the throttling device, the computing means being responsive to the speed signal and flow rate signal to cause the throttling device to throttle the flow of ammonia through the system.