Patents Represented by Attorney James A. Deland
  • Patent number: 7614971
    Abstract: A derailleur control apparatus comprises a control unit that receives shift control signals. The control unit provides a first signal to operate the derailleur a first distance from a first sprocket to a second sprocket in response to a first shift control signal received while operating in a riding mode, and the control unit provides a second signal to operate the derailleur a second distance less than the first distance in response to a second shift control signal received while operating in the riding mode.
    Type: Grant
    Filed: February 22, 2005
    Date of Patent: November 10, 2009
    Assignee: Shimano, Inc.
    Inventors: Kazuhiro Fujii, Ryuichiro Takamoto, Tadashi Ichida
  • Patent number: 7568558
    Abstract: A bicycle brake apparatus comprises a securing bracket with an axle opening dimensioned to receive a bicycle wheel hub axle therethrough, a braked member that has a braking surface and is adapted to rotate with a bicycle wheel hub rotatably supported by the hub axle, a braking member adapted to contact the braking surface, and an operating unit that selectively causes the braking member to contact the braking surface. A locking unit is structured for attachment to the securing bracket, wherein the locking unit extends in an axial direction of the hub axle and is dimensioned to nonrotatably engage the bicycle frame radially inwardly of a rotating portion of the brake apparatus.
    Type: Grant
    Filed: May 10, 2005
    Date of Patent: August 4, 2009
    Assignee: Shimano, Inc.
    Inventors: Seiji Fukui, Keiji Matsueda, Keita Tanaka
  • Patent number: 7563998
    Abstract: An electrical switch apparatus for a bicycle control device comprises a mounting member structured to be mounted to a bicycle, an operating member supported by the mounting member for movement between an operating member start position and an operating member operating position, a first piezoelectric element supported by the mounting member, and a first striking member supported by the mounting member for movement between a first striking member start position and a first striking member striking position. The first striking member is operatively coupled to the first operating member such that the first striking member moves from the first striking member start position to the first striking member striking position to strike the first piezoelectric element in response to movement of the first operating member from the first operating member start position to the first operating member operating position.
    Type: Grant
    Filed: May 27, 2006
    Date of Patent: July 21, 2009
    Assignee: Shimano, Inc.
    Inventor: Koken Ueno
  • Patent number: 7547263
    Abstract: An apparatus for adjusting a position of a bicycle control device comprises a memory that stores a plurality of operating position values corresponding to a plurality of operating positions, a manually operated adjustment value providing unit that provides an adjustment value, and an updating unit. The updating unit provides a first updated operating position value from a first operating position value from the plurality of operating position values based on the adjustment value, and the updating unit provides a second updated operating position value from a different second operating position value from the plurality of operating position values based on the adjustment value.
    Type: Grant
    Filed: March 22, 2005
    Date of Patent: June 16, 2009
    Assignee: Shimano, Inc.
    Inventors: Masahiko Fukuda, Kazuhiro Fujii, Ryuichiro Takamoto
  • Patent number: 7522033
    Abstract: A bicycle signal generating apparatus comprises an input unit and a signal generating unit. The input unit receives a first input signal and a second input signal, wherein the first input signal corresponds to a first operation of a bicycle device and the second input signal corresponds to a second operation of the bicycle device. The signal generating unit generates a first output signal having a first pattern from the first input signal, and the signal generating unit generates a second output signal having a second pattern from the second input signal. The first pattern is different from the second pattern.
    Type: Grant
    Filed: July 27, 2005
    Date of Patent: April 21, 2009
    Assignee: Shimano, Inc.
    Inventors: Ryuichiro Takamoto, Satoshi Kitamura, Toshikuni Suzuki
  • Patent number: 7500545
    Abstract: A reservoir apparatus for a bicycle brake lever device comprises a master cylinder and a fluid reservoir including first and second reservoirs. The master cylinder has a master cylinder chamber dimensioned for receiving a master cylinder piston therein. The first reservoir has a first reservoir chamber in fluid communication with the master cylinder chamber for supplying a hydraulic fluid to the master cylinder chamber. At least a portion of the first reservoir chamber is disposed below a portion of the master cylinder chamber. The second reservoir has a second reservoir chamber in fluid communication with the first reservoir chamber, wherein the second reservoir chamber includes an air entrainment surface. The air entrainment surface is positioned higher than an upper surface of the first reservoir chamber.
    Type: Grant
    Filed: December 13, 2005
    Date of Patent: March 10, 2009
    Assignee: Shimano, Inc.
    Inventors: Tatsuya Matsushita, Osamu Kariyama, Shinichi Takizawa
  • Patent number: 7490965
    Abstract: A bicycle lighting apparatus comprises a lighting case structured to be mounted to the bicycle and a lighting element supported by the lighting case. A lighting case mounting unit is disposed on the lighting case and is structured to detachably mount a separate display unit to the lighting case.
    Type: Grant
    Filed: February 2, 2005
    Date of Patent: February 17, 2009
    Assignee: Shimano, Inc.
    Inventors: Shigekatsu Okada, Takuji Masui
  • Patent number: 7484600
    Abstract: A bicycle brake disk caliper apparatus comprises a caliper housing, a piston operatively coupled to the caliper housing so that the piston moves between a brake release position and a brake activating position, a hydraulic inlet for receiving a hydraulic fluid to move the piston, a piston activating space in fluid communication with the hydraulic inlet so that the hydraulic fluid moves the piston from the brake release position to the brake activating position, a cooling member, a cooling inlet in fluid communication with the hydraulic inlet, a heat transfer space in fluid communication with the cooling inlet, and a cooling outlet in fluid communication with the heat transfer space for communicating hydraulic fluid from the heat transfer space so that at least a portion of hydraulic fluid flows only one way from the hydraulic inlet, through the cooling inlet, and through the heat transfer space.
    Type: Grant
    Filed: June 16, 2006
    Date of Patent: February 3, 2009
    Assignee: Shimano, Inc.
    Inventor: Etsuyoshi Watarai
  • Patent number: 7479079
    Abstract: A generator for a human powered vehicle comprises a hub shaft structured to be mounted to the human powered vehicle, a hub shell mounted to rotate relative to the hub shaft, a power generating mechanism including a coil and a magnet that rotate relative to each other, and a rotating member structured to rotate relative to the hub shaft, wherein at least one of the coil or the magnet rotate together with the rotating member. A transmission communicates rotation from an input member to an output member corresponding to a plurality of gear ratios, and a switching unit couples the rotating member to the transmission so that the rotating member rotates at a plurality of speeds relative to the hub shell.
    Type: Grant
    Filed: May 27, 2006
    Date of Patent: January 20, 2009
    Assignee: Shimano, Inc.
    Inventors: Kazuhiro Takeda, Satoshi Kitamura, Takumi Onogi
  • Patent number: 7473198
    Abstract: A bicycle chain connecting pin comprises a pin body dimensioned to fit within an opening in a link plate of a bicycle chain, wherein the pin body has an intermediate part and first and second ends. At least one of the first and second ends has a corresponding first or second recess defining a floor that faces in a longitudinal direction of the pin away from the pin. The floor has a floor diameter of from approximately 60% to approximately 90% of an outer diameter of the intermediate part.
    Type: Grant
    Filed: April 25, 2005
    Date of Patent: January 6, 2009
    Assignee: Shimano, Inc.
    Inventors: Kenji Kamada, Toshinari Oishi, Shingo Numata, Takao Harada, Nobutaka Masaoka
  • Patent number: 7472626
    Abstract: A drive mechanism for a bicycle transmission assist mechanism includes a crank arm having a drive member. The drive member includes a first abutment facing a forward rotational direction of the crank arm and a non-concave sloped surface facing a rearward rotational direction of the crank arm.
    Type: Grant
    Filed: March 12, 2003
    Date of Patent: January 6, 2009
    Assignee: Shimano, Inc.
    Inventors: Yoshiaki Nanko, Kazuhiro Fujii
  • Patent number: 7467567
    Abstract: A gear reduction apparatus for a bicycle component comprises a gear support, a first gear coupled to the gear support for receiving rotational drive force from a drive component, and a second gear coupled to the gear support for communicating rotational drive force to a driven portion of the bicycle component. The first gear is operatively coupled to the second gear to communicate rotational drive force from the drive component to the driven portion of the bicycle component, and the first gear, the second gear and the gear support are coupled together so that the first gear, the second gear and the gear support may be coupled to and removed from the drive component and the driven portion of the bicycle component as a self-contained unit.
    Type: Grant
    Filed: February 24, 2004
    Date of Patent: December 23, 2008
    Assignee: Shimano, Inc.
    Inventor: Masahiko Fukuda
  • Patent number: 7441636
    Abstract: A bicycle brake friction member comprises titanium fibers and a resin.
    Type: Grant
    Filed: April 12, 2006
    Date of Patent: October 28, 2008
    Assignee: Shimano, Inc.
    Inventors: Yoshikazu Kashimoto, Toru Iwai, Masaaki Hara
  • Patent number: 7421926
    Abstract: A mechanical operating device comprises a first output element; a first output element positioning mechanism that positions the first output element in a plurality of first output element positions; a second output element; a second output element positioning mechanism that positions the second output element in a plurality of second output element positions; and a first input element that moves between a first rest position and a first actuating position. An operating unit is operatively coupled to the first input element, to the first output element positioning mechanism and to the second output element positioning mechanism so that movement of the first input element between the first rest position and the first actuating position operates at least one of the first output element positioning mechanism and the second output element positioning mechanism.
    Type: Grant
    Filed: April 29, 2004
    Date of Patent: September 9, 2008
    Assignee: Shimano, Inc.
    Inventor: Tatsuya Kawakami
  • Patent number: 7422438
    Abstract: A bicycle wiring connector apparatus comprises a mounting portion and a connector portion. The mounting portion is structured to be mounted to an outer casing receiver of a bicycle, and the connector portion is retained to the mounting portion and is structured to retain an electrical connector.
    Type: Grant
    Filed: September 5, 2006
    Date of Patent: September 9, 2008
    Assignee: Shimano, Inc.
    Inventor: Naohiro Nishimoto
  • Patent number: 7412829
    Abstract: A hydraulic apparatus such as a bleeder screw comprises an inner end, an outer end, and a main body extending between the inner end and the outer end. The main body includes a first section having a threaded outer peripheral surface a second section disposed between the first section and the inner end. The second section has a smaller diameter than the threaded outer peripheral surface of the first section, and an axial length of the threaded outer peripheral surface is less than an axial length of the second section. An internal fluid passage opens through an outer peripheral surface of the second section at a location between the inner end and the threaded outer peripheral surface, and the internal fluid passage opens through the main body at a location between the threaded outer peripheral surface and the outer end.
    Type: Grant
    Filed: December 13, 2005
    Date of Patent: August 19, 2008
    Assignee: Shimano, Inc.
    Inventors: Tatsuya Matsushita, Osamu Kariyama, Shinichi Takizawa, Toshiyuki Ueda, Kenichi Kikuno
  • Patent number: 7411307
    Abstract: An electrical power distribution apparatus for a bicycle comprises a housing adapted to be mounted to the bicycle, a regulator supported by the housing to receive power from a power supply, and an output disposed on the housing to supply regulated power provided by the regulator to a plurality of electrical components external to the housing.
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: August 12, 2008
    Assignee: Shimano, Inc.
    Inventor: Koji Uno
  • Patent number: 7399244
    Abstract: An apparatus for controlling a gear shift device comprises a gear shift controller that operates the gear shift device from a first gear position to a second gear position during a gear shift operation, a movement sensor that detects movement of the gear shift device, a timer, and a gear shift stopping unit that provides a signal to the gear shift controller to stop the gear shift operation when the timer measures a first time interval during which the movement sensor does not sense movement of the gear shift device.
    Type: Grant
    Filed: April 18, 2005
    Date of Patent: July 15, 2008
    Assignee: Shimano, Inc.
    Inventors: Haruyuki Takebayashi, Koji Uno, Tadashi Ichida, Ryuichiro Takamoto
  • Patent number: 7388151
    Abstract: A bicycle electrical wiring support apparatus comprises an axially elongated rigid first cover member structured to substantially cover a portion of electrical wiring, and a resilient second cover member that couples to the first cover member for covering a portion of electrical wiring not covered by the first cover member.
    Type: Grant
    Filed: June 2, 2005
    Date of Patent: June 17, 2008
    Assignee: Shimano, Inc.
    Inventor: Naohiro Nishimoto
  • Patent number: RE41015
    Abstract: A circuit that receives signals from a dynamo and provides signals for charging a battery and indicating bicycle speed. The circuit includes a first switching circuit adapted to receive the dynamo signals and provide first signals for charging the battery; and a second switching circuit adapted to receive the dynamo signals and provide second signals for indicating bicycle speed. If the dynamo outputs periodic signals, the first signals may correspond to one of the half periods of the periodic signals (e.g., the positive half periods), and the second signals may correspond to the other half periods (e.g., the negative half periods) of the periodic signals.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: December 1, 2009
    Assignee: Shimano, Inc.
    Inventor: Kouji Uno