Patents by Inventor Masahiro Najima
Masahiro Najima has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9982700Abstract: A fastener attached to an attachment hole of an attachment member, wherein a grommet has a head section having an opening, and a plurality of leg pieces having an outer surface capable of engaging with an edge of the attachment hole of the attachment member by expansion of the leg pieces. A pin member is pressed in from the opening to splay the plurality of leg pieces. The leg pieces each have: a flexure section that extends downward from the head section and is flexible for spreading out; and an inclined surface that is formed radially inwardly away from an inner surface of the flexure section, inclined downwardly toward the center axis, and subjected to a pressing force from the pin member when the pin member is pressed in.Type: GrantFiled: May 21, 2015Date of Patent: May 29, 2018Assignee: PIOLAX, INC.Inventor: Masahiro Najima
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Publication number: 20170198738Abstract: A fastener attached to an attachment hole of an attachment member, wherein a grommet has a head section having an opening, and a plurality of leg pieces having an outer surface capable of engaging with an edge of the attachment hole of the attachment member by expansion of the leg pieces. A pin member is pressed in from the opening to splay the plurality of leg pieces. The leg pieces each have: a flexure section that extends downward from the head section and is flexible for spreading out; and an inclined surface that is formed radially inwardly away from an inner surface of the flexure section, inclined downwardly toward the center axis, and subjected to a pressing force from the pin member when the pin member is pressed in.Type: ApplicationFiled: May 21, 2015Publication date: July 13, 2017Inventor: Masahiro NAJIMA
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Patent number: 7832240Abstract: A lid lock device includes: a housing fixed to either of a lid and a box; a hook member engaged with and disengaged from a lock portion; an elastic biasing unit for biasing the hook member; a control member for controlling the movement of the hook member; and a translating unit for translating the control member, wherein: the hook member includes: a hook portion which is brought into direct engagement with and disengagement from the lock portion; and an operating portion for translating the hook portion from a closing corresponding state to an opening corresponding state; a first wall and a second wall are provided on either of the hook member and the control member; a recessed portion is formed on either of the walls; and a raised portion is formed on the other of the hook member and the control member.Type: GrantFiled: February 13, 2007Date of Patent: November 16, 2010Assignee: Piolax Inc.Inventor: Masahiro Najima
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Patent number: 7819445Abstract: According to an aspect of the present invention, there is provided a handle unit including: a main body including: a pair of bearings; and a pair of holding walls separated from the pair of the bearings; a handle including: a pair of support walls; and a pair of rotational shafts projecting outward from the pair of support walls to be engaged with the pair of the bearings, wherein the handle is rotatable between a stored position and a operating position, wherein the support walls are formed to not face the holding walls when the handle is in the stored position, and formed to face the holding walls and contact the holding walls by being deflected when the handle is in the operating position.Type: GrantFiled: July 7, 2008Date of Patent: October 26, 2010Assignee: Piolax Inc.Inventor: Masahiro Najima
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Patent number: 7490875Abstract: A lock system includes: a latch which is rotatably supported on a housing, and is brought into engagement with and disengagement from a striker; a spring for biasing the latch in a direction in which the engagement of the latch with the striker is released; a slide member which is rotatably supported on the housing, controls the rotation of the latch, and is an integrated molded part; a rotation preventing portion which prevents a rotation of the latch in a biased direction; a rotation permitting portion which permits the rotation of the latch in the biased direction; and a driven portion which links with a manual operation unit, wherein: the rotation preventing portion and the rotation permitting portion are provided at one end portion of the slide member; and the driven portion is provided at the other end portion of the slide member.Type: GrantFiled: January 30, 2007Date of Patent: February 17, 2009Assignee: Piolax Inc.Inventor: Masahiro Najima
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Publication number: 20090008950Abstract: According to an aspect of the present invention, there is provided a handle unit including: a main body including: a pair of bearings; and a pair of holding walls separated from the pair of the bearings; a handle including: a pair of support walls; and a pair of rotational shafts projecting outward from the pair of support walls to be engaged with the pair of the bearings, wherein the handle is rotatable between a stored position and a operating position, wherein the support walls are formed to not face the holding walls when the handle is in the stored position, and formed to face the holding walls and contact the holding walls by being deflected when the handle is in the operating position.Type: ApplicationFiled: July 7, 2008Publication date: January 8, 2009Applicant: PIOLAX, INC.Inventor: Masahiro Najima
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Publication number: 20070200361Abstract: A lock system includes: a latch which is rotatably supported on a housing, and is brought into engagement with and disengagement from a striker; a spring for biasing the latch in a direction in which the engagement of the latch with the striker is released; a slide member which is rotatably supported on the housing, controls the rotation of the latch, and is an integrated molded part; a rotation preventing portion which prevents a rotation of the latch in a biased direction; a rotation permitting portion which permits the rotation of the latch in the biased direction; and a driven portion which links with a manual operation unit, wherein: the rotation preventing portion and the rotation permitting portion are provided at one end portion of the slide member; and the driven portion is provided at the other end portion of the slide member.Type: ApplicationFiled: January 30, 2007Publication date: August 30, 2007Applicant: PIOLAX INC.Inventor: Masahiro Najima
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Publication number: 20070186598Abstract: A lid lock device includes: a housing fixed to either of a lid and a box; a hook member engaged with and disengaged from a lock portion; an elastic biasing unit for biasing the hook member; a control member for controlling the movement of the hook member; and a translating unit for translating the control member, wherein: the hook member includes: a hook portion which is brought into direct engagement with and disengagement from the lock portion; and an operating portion for translating the hook portion from a closing corresponding state to an opening corresponding state; a first wall and a second wall are provided on either of the hook member and the control member; a recessed portion is formed on either of the walls; and a raised portion is formed on the other of the hook member and the control member.Type: ApplicationFiled: February 13, 2007Publication date: August 16, 2007Applicant: PIOLAX INC.Inventor: Masahiro Najima
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Patent number: 7048311Abstract: A lid lock apparatus for a glove box is attached to inside of a lid to engage hook portions with the glove box. The lid lock apparatus includes a swing member a swing axis of which is rotatably supported by a lid of the glove box; a pair of lock arms, which are disposed in a symmetrical manner with respect to the swing axis, extend in a horizontal direction, and each includes the hook portion at a tip end thereof; and a subassembly member for bringing the lock arms close to each other and forming the lock arms and the swing member in a subassembly. The swing member is disposed in a symmetrical manner with respect to the swing axis and includes a pair of cam grooves extending with slanting. The lock arms include cam pins for engaging with the cam grooves to move the lock arms in opposite directions.Type: GrantFiled: December 17, 2003Date of Patent: May 23, 2006Assignee: Piolax Inc.Inventors: Seiji Sawatani, Masahiro Najima
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Publication number: 20040168487Abstract: A lid lock apparatus for a glove box is attached to inside of a lid to engage hook portions with the glove box. The lid lock apparatus includes a swing member a swing axis of which is rotatably supported by a lid of the glove box; a pair of lock arms, which are disposed in a symmetrical manner with respect to the swing axis, extend in a horizontal direction, and each includes the hook portion at a tip end thereof; and a subassembly member for bringing the lock arms close to each other and forming the lock arms and the swing member in a subassembly. The swing member is disposed in a symmetrical manner with respect to the swing axis and includes a pair of cam grooves extending with slanting. The lock arms include cam pins for engaging with the cam grooves to move the lock arms in opposite directions.Type: ApplicationFiled: December 17, 2003Publication date: September 2, 2004Applicant: Piolax Inc.Inventors: Seiji Sawatani, Masahiro Najima