×

Buckle for seat belt device

  • US 5,584,108 A
  • Filed: 07/27/1995
  • Issued: 12/17/1996
  • Est. Priority Date: 12/26/1994
  • Status: Expired due to Term
First Claim
Patent Images

1. A buckle for engaging a tongue plate with an opening, comprising:

  • a base frame having locking pawls on an upper surface thereof and a tongue insertion path through which the tongue plate is inserted;

    a latch plate pivotally supported on an upper surface of said base frame, and having a latch pawl formed at a front end portion thereof which is able to engage with the opening of said tongue plate inserted into said tongue insertion path, and an operational arm formed at a rear portion thereof which is applied with pivoting force by an end of said tongue plate when said tongue plate is inserted;

    a locking wing having a locking spring for maintaining a locked state of said latch plate by biasing force of the locking spring set between said locking wing and said latch plate and by an engagement between said locking wing and said locking pawls of said base frame, said locking wing comprising a plate formed with two engaging holes and operating such that when said tongue plate is inserted, said locking wing keeps in contact with said latch plate to move downward corresponding to pivoting of said latch plate and maintains the locked state of said latch plate by engaging said engaging holes with ends of said locking pawls at a position where said engaging holes correspond to the ends of said locking pawls;

    a press button with a contact portion movably arranged relative to the locking wing, said locking wing releasing the engagement between said locking wing and said locking pawls by the contact portion of the press button corresponding to a movement of said press button; and

    an ejector slidably supported in said tongue insertion path and having an ejector spring, said ejector being biased by the ejector spring and structured to, corresponding to the insertion of said tongue plate, come in contact with the end of said tongue plate, to slide, and to push said operational arm to pivot said latch plate to engage said latch pawl to said opening of said tongue plate, said ejector also being structured to eject said tongue plate outside said buckle by the biasing force of said ejector spring when the engagement between said latch pawl and said opening of said tongue plate is released.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×