US 12,263,639 B2
Apparatus and method to remove powder with flexible scraper blade and adjustable side nozzles
Morteza Vatani, Los Gatos, CA (US); Timothy Byman, Saint Michael, MN (US); and Justin Carroll, Vadnais Height, MN (US)
Assigned to Sakuu Corporation, San Jose, CA (US)
Filed by Sakuu Corporation, San Jose, CA (US)
Filed on May 6, 2024, as Appl. No. 18/656,405.
Application 18/656,405 is a continuation of application No. 18/074,173, filed on Dec. 2, 2022, granted, now 12,005,648.
Prior Publication US 2024/0351286 A1, Oct. 24, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B29C 64/35 (2017.01); B29C 64/209 (2017.01); B29C 64/214 (2017.01); B08B 5/04 (2006.01); B22F 10/14 (2021.01); B22F 10/37 (2021.01); B22F 12/67 (2021.01); B23D 59/00 (2006.01); B29C 64/153 (2017.01); B33Y 30/00 (2015.01); B33Y 40/00 (2020.01); B33Y 50/02 (2015.01)
CPC B29C 64/35 (2017.08) [B29C 64/209 (2017.08); B29C 64/214 (2017.08); B08B 5/04 (2013.01); B22F 10/14 (2021.01); B22F 10/37 (2021.01); B22F 12/67 (2021.01); B22F 2201/20 (2013.01); B23D 59/006 (2013.01); B23D 59/0062 (2024.05); B23D 59/0064 (2024.05); B29C 64/153 (2017.08); B33Y 30/00 (2014.12); B33Y 40/00 (2014.12); B33Y 50/02 (2014.12)] 20 Claims
OG exemplary drawing
 
1. A method for removing powder from a substrate having powder deposited thereon, comprising:
contacting and moving a blade across a first portion of the substrate located between adjacent portions of the substrate to scrape the powder from the first portion without scraping the powder deposited on the adjacent portions; and
removing the powder from at least one edge of the first portion and a central region of the first portion, without removing the powder deposited on the adjacent portions, using at least one edge vacuum nozzle and a central vacuum nozzle, the central vacuum nozzle being located adjacent to the at least one edge vacuum nozzle.