Patents Assigned to Piolax, Inc.
  • Patent number: 9027931
    Abstract: According to an aspect of the present invention, there is provided a seal mechanism, including: a plate spring having a main body portion which has a curved shape and a pair of hook portions which are formed by bending the main body portion; and a seal member having a seal surface and a pair of projecting portions which are formed on an opposite side of the seal surface to catch the hook portions.
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: May 12, 2015
    Assignee: Piolax, Inc.
    Inventor: Masayuki Tomura
  • Patent number: 8973952
    Abstract: A connector includes a housing having a connecting portion, an insertion portion, and slits, and a retainer having arms, and engaging portions. The engaging portions are engaged with a flange portion of a first pipe member so as to retain the first pipe member. An inclinatory contact portion is provided between inner circumferential surfaces of the slits and outer surfaces of the, such that the pair of arms are urged in directions of approaching each other when a force to pull out the first pipe member from the insertion portion is exerted.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: March 10, 2015
    Assignee: Piolax Inc.
    Inventors: Ryo Nishino, Yoshie Sato
  • Patent number: 8950588
    Abstract: According to an aspect of the present invention, there is provided a filter including: a belt shaped frame formed of a resin, an opening being provided inside the frame; a pair of link portions formed on the frame at both distal ends thereof to be engagable with each other; and a filtering member provided in the opening, wherein the frame is formed to have a flat plate shape or a curved shape that has a center angle equal to or less than 180 degrees in a state where the pair of link portions are not engaged, and wherein a plurality of grooves are formed on at least one surface of the frame at intervals along the longitudinal direction.
    Type: Grant
    Filed: September 26, 2008
    Date of Patent: February 10, 2015
    Assignee: Piolax Inc.
    Inventor: Kenji Yonezawa
  • Publication number: 20150026923
    Abstract: A pressing device is provided with a pin member, a coil-like spring member, and a spring receiving member which has a through-hole for allowing the pin member to be inserted therein and which supports one end of the spring member. The pin member has: a shaft section which has the spring member disposed on the outer peripheral side thereof; a head section which is interconnected with one end of the shaft section and which can come into contact with the contact surface of the opening/closing body; a spring support section which supports the other end of the spring member; and an engagement claw which engages with the outer surface of the mounting portion and which prevents the pressing device from being dislocated from the mounting portion.
    Type: Application
    Filed: November 1, 2012
    Publication date: January 29, 2015
    Applicant: PIOLAX, Inc.
    Inventor: Hisashi Nakasone
  • Publication number: 20150028602
    Abstract: A lock device for an opening/closing device, provided with: lock sections located on both sides of the lid; a pair of link rods provided with hook sections provided at the front ends of the pair of link rod; pressing means for pressing the hook sections in the direction in which the hook sections engage with the lock sections; a pusher for sliding the hook sections in the direction in which the hook sections do not engage with the lock sections; pressing members disposed on both sides of an opening and pressing the lid in the direction in which the lid opens; and a holding lever and a holding protrusion which hold the hook sections in a state in which the hook sections do not engage with the lock sections.
    Type: Application
    Filed: February 13, 2013
    Publication date: January 29, 2015
    Applicant: Piolax, Inc.
    Inventors: Toshihiro Shimizu, Hisashi Nakasone
  • Patent number: 8936161
    Abstract: One embodiment provides a control valve filter device, including: a belt-like frame body curved into a ring shape so that its ends face each other, the frame body having an opening; a filter member provided in the opening of the frame body; an engagement claw extended from one of each of both corresponding lateral portions of the faced ends of the frame body; and a concave portion provided at the other of each of the both corresponding lateral portions of the faced ends of the frame body, so as to be engaged by the engagement claw, each concave portion being formed laterally of the opening of the frame body.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: January 20, 2015
    Assignee: Piolax, Inc.
    Inventor: Takashi Kimura
  • Patent number: 8914952
    Abstract: A clip includes a cylindrical body having insertion space into which one of different diameters of rod members is insertable, a pair of locking claws formed to face each other in a first direction and configured to lock the rod member inserted into the insertion space, and an inner wall configured to be deformable in a second direction which is substantially at right angles to the first direction. The inner wall deforms in the second direction upon receiving a rod member having a largest diameter among all of the attaching target rod members.
    Type: Grant
    Filed: April 25, 2011
    Date of Patent: December 23, 2014
    Assignee: Piolax Inc.
    Inventor: Yasuki Wakabayashi
  • Patent number: 8876177
    Abstract: According to one embodiment, there is provided a handle system including; a main body mounted to a mounting hole in a board; an operating member supported rotatably on the main body; a lock member locks/unlocks the board with a lock receiver in a vehicle's luggage compartment; and a cover adapted to a back surface of the main body, wherein the main body has a pair of side walls in which a pair of shaft holes are formed, a base portion positioned between the side walls, and a pair of elastic claws provided on the base portion to movably hold the lock member therebetween, wherein the operating member has a pair of projecting shafts which are inserted into the pair of shaft holes, and wherein the cover has opening suppressing portions which suppress an opening movement of the elastic claws.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: November 4, 2014
    Assignees: Piolax Inc, Hayashi Telempu Co., Ltd.
    Inventors: Ryo Takada, Hitoshi Miyamae, Hiroaki Fukunaga, Yasuyuki Saito
  • Patent number: 8844557
    Abstract: A space in a housing is defined into a lower space and an upper space by a partition wall, and an opening portion is provided in the partition wall. A vertically slidable float is housed in the lower space of the housing and on an upper portion of the float, a movable valve is mounted so as to be movable relatively to the float in a vertical direction and a lateral direction. A protruding portion is provided on the upper portion of the float, and a receiving portion on which the protruding portion abuts is provided on a lower surface of the movable valve. A center hole is provided in a center of the receiving portion. When the float comes up, a peripheral portion of a top portion of the protruding portion of the float is adapted to abut on an inner circumference periphery of the center hole.
    Type: Grant
    Filed: October 1, 2008
    Date of Patent: September 30, 2014
    Assignee: Piolax Inc.
    Inventor: Shinichi Matsuo
  • Publication number: 20140225318
    Abstract: A spring assembly includes a substrate, an inner coil spring, and an outer coil spring arranged outside the inner coil spring. One of the inner coil spring and the outer coil spring includes an end turn portion, the end turn portion forming a support wall for an other of the inner coil spring and the outer coil spring.
    Type: Application
    Filed: April 21, 2014
    Publication date: August 14, 2014
    Applicant: PIOLAX Inc.
    Inventors: Kensuke Takeda, Yasutaka Uematsu, Toshie Fueki
  • Patent number: 8789863
    Abstract: According to one embodiment, there is provided a lock apparatus, including: a stationary member; a handle rotatably connected to the stationary member via a handle rotating shaft, the handle having a first member; and a damper having a rotor rotatably connected to the stationary member and a second member fixed to the rotor, wherein the first member and the second member are interlocked with each other through a slit and a projection, the slit being provided in either of the first and second members, the projection being provided on the other of the first and second members so as to loosely fit in the slit.
    Type: Grant
    Filed: May 4, 2011
    Date of Patent: July 29, 2014
    Assignee: Piolax Inc.
    Inventor: Toshihiro Shimizu
  • Patent number: 8752248
    Abstract: According to an aspect of the present invention, there is provided a hinge device including: a first member having a pair of pin insertion holes; a second member having a pair of pin support holes; a pair of pin members respectively inserted into the pin insertion holes and the pin support holes to support the first member and the second member, the pin members being rotatable with respect to the pin insertion holes and not rotatable with respect to the pin support holes; a spring supported between the pin members to bring the pin members into contact with the first member; and pressure contact surfaces provided between the pin members and the first member being brought into contact with each other by the spring.
    Type: Grant
    Filed: June 9, 2010
    Date of Patent: June 17, 2014
    Assignee: Piolax Inc.
    Inventor: Hisashi Nakasone
  • Publication number: 20140150207
    Abstract: A damper apparatus includes a piston having a flange-shaped piston main body and piston rods which project from both ends of the piston main body, a cylinder having a cylinder main body which accommodates the piston main body slidably and cylindrical portions which support slidably the piston rods, respectively, a fastener which is attached to the one cylindrical portion so as to secure the cylinder to an opening/closing member, and a coil spring which biases the one piston rod to project from the other cylindrical portion such that a distal end portion of the piston rod abuts a circumferential edge of an opening portion of a vehicle.
    Type: Application
    Filed: June 22, 2012
    Publication date: June 5, 2014
    Applicant: PIOLAX, INC
    Inventors: Ryu Hattori, Kenji Morita, Nobuya Shinzaki, Akira Sakata, Tomoya Yabu, Hisashi Yamamoto, Hirokuni Kumekawa, Toshifumi Gocho
  • Publication number: 20140150505
    Abstract: A lock apparatus includes a housing, a rotor having a bearing portion, rods, a return spring, and a knob having a holding portion and a presser element. The presser element is formed so as to overlap the bearing portion with a predetermined overlap width. When the rods are kept engaged with the engagement portions, a rotating center of the knob is positioned closer to the holding portion than a contact point between the bearing portion and the presser element.
    Type: Application
    Filed: July 5, 2012
    Publication date: June 5, 2014
    Applicant: Piolax, Inc.
    Inventor: Toshihiro Shimizu
  • Patent number: 8740199
    Abstract: According to one embodiment, a spring assembly includes: a substrate; a coil spring having an end turn portion fixed to the substrate; an inner wall provided at an inner peripheral side of the coil spring; and an outer wall provided at an outer peripheral side of the coil spring, wherein one of the inner wall and the outer wall forms a spring fixing wall configured to prevent the end turn portion of the coil spring from coming off in an axial direction of the coil spring, and wherein the other of the inner wall and the outer wall forms a support wall configured to prevent the end turn portion of the coil spring from moving in a radial direction of the coil spring.
    Type: Grant
    Filed: June 15, 2010
    Date of Patent: June 3, 2014
    Assignee: Piolax Inc.
    Inventors: Kensuke Takeda, Yasutaka Uematsu, Toshie Fueki
  • Patent number: 8695172
    Abstract: A hose clamp includes a plate spring main body, and a slit and a first grip piece are formed at one end portion, while an insertion piece and a second grip piece are formed at the other end portion thereof. A locking piece having a hook-shaped locking portion is formed on the first grip piece via a bent portion, while an engagement holding portion is formed on the second grip piece. Provided on the locking piece are a taper portion which expands from the locking portion towards the bent portion and a stopper portion which extends substantially parallel to the first grip piece. The taper portion is disposed along a plane which is substantially parallel to a circumferential surface of the plate spring main body, and an intersection point between the taper portion and the stopper portion is offset in a width direction relative to the locking portion.
    Type: Grant
    Filed: September 1, 2010
    Date of Patent: April 15, 2014
    Assignee: Piolax, Inc.
    Inventors: Takao Nagai, Takeaki Tanaka
  • Patent number: 8671528
    Abstract: An assembling construction assembles a mountable member to a support member by holding a head portion of a clip on a mounting seat of the mountable member while securely fitting a leg portion in a mounting hole in the support member, the mounting seat has an instruction groove and guide grooves, the head portion of the clip has a first flange portion beam-like strip-shaped elastic pieces and which are brought into press contact with end portions of the guide grooves and stopper projections which are adapted to be brought into engagement with the end portions of the guide grooves when the clip is attempted to be shifted largely relative to the mounting seat.
    Type: Grant
    Filed: May 25, 2010
    Date of Patent: March 18, 2014
    Assignee: Piolax, Inc.
    Inventor: Shinichiro Hayashi
  • Patent number: D701451
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: March 25, 2014
    Assignee: Piolax Inc.
    Inventor: Hidekazu Momiyama
  • Patent number: D724419
    Type: Grant
    Filed: May 28, 2013
    Date of Patent: March 17, 2015
    Assignee: Piolax, Inc.
    Inventor: Tetsuya Ikeda
  • Patent number: D728079
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: April 28, 2015
    Assignee: Piolax, Inc.
    Inventors: Masahiro Aihara, Ken Sodeyama