US 12,083,742 B2
Three dimensional print head apparatus
Ivan Townsend, Merritt Island, FL (US); Robert Mueller, Merritt Island, FL (US); Nathan Gelino, Merritt Island, FL (US); Jonathan Smith, Merritt Island, FL (US); Matthew Nugent, Merritt Island, FL (US); Andrew Nick, Merritt Island, FL (US); Jason Schuler, Merritt Island, FL (US); and Bradley Buckles, Merritt Island, FL (US)
Assigned to SIDUS SPACE, INC., Merritt Island, FL (US)
Filed by Sidus Space, Inc., Merritt Island, FL (US)
Filed on Sep. 26, 2023, as Appl. No. 18/474,316.
Application 18/474,316 is a continuation of application No. 18/357,383, filed on Jul. 24, 2023.
Application 18/357,383 is a continuation of application No. 17/648,044, filed on Jan. 14, 2022, granted, now 11,951,684.
Application 17/648,044 is a continuation of application No. 16/656,743, filed on Oct. 18, 2019, granted, now 11,260,589.
Claims priority of provisional application 62/777,315, filed on Dec. 10, 2018.
Claims priority of provisional application 62/756,904, filed on Nov. 7, 2018.
Claims priority of provisional application 62/747,184, filed on Oct. 18, 2018.
Prior Publication US 2024/0017488 A1, Jan. 18, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B29C 64/209 (2017.01); B29C 64/118 (2017.01); B29C 64/329 (2017.01); B29C 64/364 (2017.01); B29C 64/393 (2017.01); B33Y 30/00 (2015.01); B33Y 50/02 (2015.01)
CPC B29C 64/209 (2017.08) [B29C 64/118 (2017.08); B29C 64/329 (2017.08); B29C 64/364 (2017.08); B29C 64/393 (2017.08); B33Y 30/00 (2014.12); B33Y 50/02 (2014.12)] 32 Claims
OG exemplary drawing
 
1. A three-dimensional print head apparatus comprising:
a hopper having a cavity and a lower aperture;
a nozzle having an upper aperture and a lower aperture;
a barrel;
a heating system positioned along at least a portion of the barrel, to define a heated zone of the barrel;
a fume extraction system;
a dry air purge system in fluid communication with the hopper; and
an agitator having at least one paddle.