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:
Mar. 23, 2021
Filed:
Jun. 26, 2020
Applicant:
Jack B. Martin, Oak Park, CA (US);
Inventor:
Jack B. Martin, Oak Park, CA (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G09F 7/16 (2006.01); B41J 3/32 (2006.01); B41M 1/30 (2006.01); B44C 3/00 (2006.01); B41M 7/00 (2006.01); B23K 26/38 (2014.01); B41F 33/16 (2006.01); B23K 26/08 (2014.01); B23K 26/00 (2014.01); B23K 26/12 (2014.01); B23K 37/02 (2006.01); G09B 21/02 (2006.01); B23K 101/18 (2006.01); B23K 103/16 (2006.01);
U.S. Cl.
CPC ...
G09F 7/165 (2013.01); B23K 26/0006 (2013.01); B23K 26/0093 (2013.01); B23K 26/0876 (2013.01); B23K 26/127 (2013.01); B23K 26/38 (2013.01); B23K 37/0235 (2013.01); B41F 33/16 (2013.01); B41J 3/32 (2013.01); B41M 1/305 (2013.01); B41M 7/0081 (2013.01); B44C 3/005 (2013.01); G09B 21/02 (2013.01); B23K 2101/18 (2018.08); B23K 2103/172 (2018.08);
Abstract
A braille printing device includes a device body; a linear actuator with an actuator body and an actuator hammer; a liquid ejection unit, including a liquid container a resin piston, and a dispensing tube; a slidable connector with a groove; a vertical stop; a trigger switch; a slide stop member; a slide holder plate including a slide holder back portion, a slide stop member, and first and second sliding rails; and a control unit, such that the braille printing device deposits spherical domes of printing fluid on a printing substrate to form a braille text.