US 12,076,896 B2
Apparatus, mold, injection molding machine, manufacturing unit, method for manufacturing resin molded product, and valve unit
Toshiki Kobayashi, Kanagawa (JP); and Kota Yagi, Tokyo (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Feb. 8, 2022, as Appl. No. 17/666,797.
Claims priority of application No. 2021-031860 (JP), filed on Mar. 1, 2021; and application No. 2022-005160 (JP), filed on Jan. 17, 2022.
Prior Publication US 2022/0274304 A1, Sep. 1, 2022
Int. Cl. F16K 15/04 (2006.01); B29C 45/17 (2006.01); B29C 45/27 (2006.01); B29C 45/46 (2006.01); B29C 45/77 (2006.01)
CPC B29C 45/2703 (2013.01) [B29C 45/1775 (2013.01); B29C 45/461 (2013.01); B29C 45/77 (2013.01); B29C 2945/76006 (2013.01); B29C 2945/76367 (2013.01)] 16 Claims
OG exemplary drawing
 
1. An apparatus comprising:
a first flow path member configured to define a first section of a flow path;
a second flow path member configured to define a second section of the flow path;
a valve unit configured to suppress backflow in the flow path; and
a fastening member configured to fasten the first flow path member and the second flow path member,
wherein in a state where the first flow path member and the second flow path member are fastened by the fastening member, the valve unit is sandwiched between the first flow path member and the second flow path member, and the first section and the second section are connected via the valve unit, and
the valve unit is detachable from the first flow path member and the second flow path member in a state where fastening of the first flow path member and the second flow path member by the fastening member are released.