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Title:
INJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/163488
Kind Code:
A1
Abstract:
An embodiment of the present invention provides an injection device (10) including a screw (12) that includes a plurality of outer circumferential protrusions (50), each of the plurality of outer circumferential protrusions (50) being provided with an outer circumferential protrusion slope (50S) and a second outer circumferential protrusion slope (50SS). A bush (14) of the injection device (10) includes a plurality of inner circumferential protrusions (60), each of the plurality of inner circumferential protrusions (60) being provided with an inner circumferential protrusion slope (60S) and a second inner circumferential protrusion slope (60SS). A rear end of each of the plurality of outer circumferential protrusions (50) and a front end of each of the plurality of inner circumferential protrusions (60) include no flat surface.

Inventors:
OSAWA TAKUYA (JP)
SEKIGUCHI SHOUTAROU (JP)
Application Number:
PCT/JP2022/001948
Publication Date:
August 04, 2022
Filing Date:
January 20, 2022
Export Citation:
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Assignee:
FANUC CORP (JP)
International Classes:
B29C45/76; B29C45/47
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (JP)
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