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. 24, 2025
Filed:
Sep. 30, 2022
Applicant:
Evoco Limited, Toronto, CA;
Inventors:
Jason James Robinson, Toronto, CA;
Syed Muhammad Husainie, Etobicoke, CA;
Adel Kakroodi, Toronto, CA;
Assignee:
Evoco Limited, Toronto, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 64/314 (2017.01); B29C 64/106 (2017.01); B29C 64/209 (2017.01); B29C 64/35 (2017.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B33Y 40/10 (2020.01); B29K 75/00 (2006.01);
U.S. Cl.
CPC ...
B29C 64/314 (2017.08); B29C 64/106 (2017.08); B29C 64/209 (2017.08); B29C 64/35 (2017.08); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 40/10 (2020.01); B29K 2075/00 (2013.01);
Abstract
A 3D printing device includes: a travelling dispenser including: a mixing chamber, a nozzle, a first gear pump, and a second gear pump, each of the first gear pump, the second gear pump and nozzle being in respective fluid communication with the mixing chamber; a first polyurethane reagent supply in fluid communication with the first gear pump; and a second polyurethane reagent supply in fluid communication with the second gear pump. The first polyurethane reagent supply accommodates a polyol mixture, and the second polyurethane reagent supply accommodates a diisocyanate.