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:
Jun. 05, 1990
Filed:
Dec. 16, 1988
Applicant:
Inventor:
John A Vanderjagt, Memphis, TN (US);
Assignee:
Ingersoll-Rand Company, Woodcliff Lake, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05B / ;
U.S. Cl.
CPC ...
239157 ; 239172 ; 239289 ;
Abstract
A detachable chemical sprayer for spraying a liquid chemical onto a field as said sprayer is moved over the field. The detachable sprayer includes a frame, structure attached to the frame for detachably mounting the frame on a vehicle for carrying the detachable sprayer over the field, a cartridge mounted on the frame for holding a quantity of chemicals to be sprayed, a sensor for sensing the speed at which the sprayer is moving over the field, and overall drive structure operatively coupled to the sensor and to the cartridge for varying the output of the cartridge in proportion to the speed at which the sprayer is being moved over the field.