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:
Jan. 23, 1979
Filed:
Aug. 22, 1977
Applicant:
Inventor:
Truman D Parkinson, Mount Prospect, IL (US);
Assignee:
Gould Inc., Rolling Meadows, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
3461 / ;
Abstract
A chart recorder writing pen of the kind in which the oscillating shaft of a motor drives an arm in a plane perpendicular to the shaft through a linkage causing the writing tip of the arm to move in a straight line; the writing device of the pen being an ink jet supplied with ink through a substantially rigid conduit having substantial portions on opposite sides of the axis of the shaft and being journaled on an axis colinear with the motor shaft axis.
Parkinson, Truman. (1979). Recorder pen with ink jet writing device (U.S. Patent No. 4136346). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4136346
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile