Patents by Inventor Hidemitu Takenaka

Hidemitu Takenaka 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).

  • Lock switch apparatus
    Patent number: 6483053
    Abstract: A lock switch apparatus comprises: a key insertion hole 7; a detection switch unit 9 for detecting the insertion of an operation key 2 in the key insertion unit 7; a lock unit 11 for locking the operation key 2 when the operation key 2 is inserted in the key insertion hole 7; and a lock detection unit 13 for detecting the operation state of the lock unit 11. The lock unit 11 is configured so that the operation key 2 is locked by the attraction of a solenoid 12, a movable system of a solenoid-side movable portion is configured by providing an associatively movable portion which moves in association with the solenoid-side movable portion with respect to the solenoid-side movable portion of the solenoid 12, and vibration/impact absorbing means 14 is provided to provide a balance state of operating forces applied to the movable system.
    Type: Grant
    Filed: March 9, 2001
    Date of Patent: November 19, 2002
    Assignee: Omron Corporation
    Inventors: Hiroyuki Kajio, Hidemitu Takenaka, Yoshihito Koshiba, Mitumi Kobayashi, Masaharu Hibi
  • Lock switch apparatus
    Publication number: 20010032778
    Abstract: A lock switch apparatus comprises: a key insertion hole 7; a detection switch unit 9 for detecting the insertion of an operation key 2 in the key insertion unit 7; a lock unit 11 for locking the operation key 2 when the operation key 2 is inserted in the key insertion hole 7; and a lock detection unit 13 for detecting the operation state of the lock unit 11. The lock unit 11 is configured so that the operation key 2 is locked by the attraction of a solenoid 12, a movable system of a solenoid-side movable portion is configured by providing an associatively movable portion which moves in association with the solenoid-side movable portion with respect to the solenoid-side movable portion of the solenoid 12, and vibration/impact absorbing means 14 is provided to provide a balance state of operating forces applied to the movable system.
    Type: Application
    Filed: March 9, 2001
    Publication date: October 25, 2001
    Inventors: Hiroyuki Kajio, Hidemitu Takenaka, Yoshihito Koshiba, Mitumi Kobayashi, Masaharu Hibi