Patents by Inventor Tamako OYAMA

Tamako OYAMA 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).

  • Patent number: 11380504
    Abstract: A relay includes a fixed terminal, a fixed contact connected to the fixed terminal, a movable contact piece facing the fixed terminal, a movable contact, a card, and a drive unit configured to generate a driving force to operate the card. The movable contact is connected to the movable contact piece and faces the fixed contact. The card is made from resin and presses the movable contact piece to operate the movable contact piece. The card includes a first pressing portion and a second pressing portion. The first and second pressing portions are configured to contact the movable contact piece and press the movable contact piece. The second pressing portion is disposed apart from the first pressing portion in a width direction of the movable contact piece. The first and second pressing portions are disposed inside side edges of the movable contact piece in the width direction respectively.
    Type: Grant
    Filed: February 18, 2019
    Date of Patent: July 5, 2022
    Assignee: OMRON CORPORATION
    Inventors: Ayaka Miyake, Tatsuro Kitagawa, Tamako Oyama, Takuya Kondo
  • Patent number: 11322327
    Abstract: A relay includes a fixed terminal, a fixed contact connected to the fixed terminal, a movable contact piece facing the fixed terminal, a movable contact, a drive unit including a coil and an armature operated by electromagnetic force generated from the coil, a card, and a wall disposed between the armature and the card. The movable contact is connected to the movable contact piece and faces the fixed contact. The card is disposed between the drive unit and the movable contact piece, and transmits an operation of the armature to the movable contact piece. The card includes a card body, a contact part, and a protrusion. The card body is disposed between the wall and a movable contact piece. The contact part extends from the card body toward the armature. The protrusion protrudes from the card body toward the wall and is disposed on a side of the contact part.
    Type: Grant
    Filed: February 18, 2019
    Date of Patent: May 3, 2022
    Assignee: OMRON CORPORATION
    Inventors: Ayaka Miyake, Tatsuro Kitagawa, Tamako Oyama, Takuya Kondo
  • Publication number: 20210366678
    Abstract: A relay includes a fixed terminal, a fixed contact connected to the fixed terminal, a movable contact piece facing the fixed terminal, a movable contact, a drive unit including a coil and an armature operated by electromagnetic force generated from the coil, a card, and a wall disposed between the armature and the card. The movable contact is connected to the movable contact piece and faces the fixed contact. The card is disposed between the drive unit and the movable contact piece, and transmits an operation of the armature to the movable contact piece. The card includes a card body, a contact part, and a protrusion. The card body is disposed between the wall and a movable contact piece. The contact part extends from the card body toward the armature. The protrusion protrudes from the card body toward the wall and is disposed on a side of the contact part.
    Type: Application
    Filed: February 18, 2019
    Publication date: November 25, 2021
    Inventors: Ayaka MIYAKE, Tatsuro KITAGAWA, Tamako OYAMA, Takuya KONDO
  • Publication number: 20210012993
    Abstract: A relay includes a fixed terminal, a fixed contact connected to the fixed terminal, a movable contact piece facing the fixed terminal, a movable contact, a card, and a drive unit configured to generate a driving force to operate the card. The movable contact is connected to the movable contact piece and faces the fixed contact. The card is made from resin and presses the movable contact piece to operate the movable contact piece. The card includes a first pressing portion and a second pressing portion. The first and second pressing portions are configured to contact the movable contact piece and press the movable contact piece. The second pressing portion is disposed apart from the first pressing portion in a width direction of the movable contact piece. The first and second pressing portions are disposed inside side edges of the movable contact piece in the width direction respectively.
    Type: Application
    Filed: February 18, 2019
    Publication date: January 14, 2021
    Inventors: Ayaka MIYAKE, Tatsuro KITAGAWA, Tamako OYAMA, Takuya KONDO