Self-locking, self-aligning stepped pin and spring hinge
    1.
    发明授权
    Self-locking, self-aligning stepped pin and spring hinge 失效
    自锁,自调心阶梯销和弹簧铰链

    公开(公告)号:US4719666A

    公开(公告)日:1988-01-19

    申请号:US748324

    申请日:1985-06-24

    Abstract: A method and apparatus are disclosed for assembling spring frame hinges that utilize a pin having a tapered self-aligning section, a stepped midsection and a raised diameter stopping element. By harvesting the offsetting tension created by the hinge tang and curls the pin is easily inserted, lockingly held securely in place without the use of any additional fastening technique and yet can be non-destructively disassembled with little difficulty. In preferred embodiments of the invention audio confirmation that the pin has been properly inserted is achieved and a locking flush pin is disclosed.

    Abstract translation: 公开了一种用于组装弹簧框架铰链的方法和装置,其利用具有锥形自对准部分,阶梯状中部部分和凸起直径止动部件的销。 通过收获由铰链柄产生的偏移张力和卷曲销易于插入,锁定地牢固地固定在适当的位置,而不需要使用任何附加的紧固技术,并且可以很难非破坏性地拆卸。 在本发明的优选实施例中,实现了销被正确插入的音频确认,并且公开了锁定齐平销。

    Self-locking, self-aligning stepped spring hinge pin
    2.
    发明授权
    Self-locking, self-aligning stepped spring hinge pin 失效
    自锁式,自调心阶梯式弹簧铰链销

    公开(公告)号:US4524486A

    公开(公告)日:1985-06-25

    申请号:US410412

    申请日:1982-08-23

    Abstract: A method and apparatus are disclosed for assembling spring frame hinges that utilize a pin having a tapered self-aligning section, a stepped midsection and a raised diameter stopping element. By harvesting the offsetting tension created by the hinge tang and curls the pin is easily inserted, lockingly held securely in place without the use of any additional fastening technique and yet can be non-destructively disassembled with little difficulty. In preferred embodiments of the invention audio confirmation that the pin has been properly inserted is achieved and a locking flush pin is disclosed.

    Abstract translation: 公开了一种用于组装弹簧框架铰链的方法和装置,其利用具有锥形自对准部分,阶梯状中部部分和凸起直径止动部件的销。 通过收获由铰链柄产生的偏移张力和卷曲销易于插入,锁定地牢固地固定在适当的位置,而不需要使用任何附加的紧固技术,并且可以很难非破坏性地拆卸。 在本发明的优选实施例中,实现了销被正确插入的音频确认,并且公开了锁定齐平销。

    Foldable dual seat
    4.
    发明授权
    Foldable dual seat 失效
    可折叠双座

    公开(公告)号:US5340193A

    公开(公告)日:1994-08-23

    申请号:US118446

    申请日:1993-09-08

    Applicant: Henry W. Wolf

    Inventor: Henry W. Wolf

    CPC classification number: A47C4/42 A47C7/024 A47C7/62

    Abstract: A foldable portable chair provides users with two side-by-side seats. The supporting framework of the chair includes four support members. The first and second support members are hingeably attached to each other at their upper ends to forman inverted V-shape. The third and fourth support members are hingeably attached to each other at their lower ends to form a V-shape. The first and third support members and the second and fourth support members are then pivotally attached to each other so as to fold in a scissors fashion. A first seat member extends between the first support member and the third support member. A second seat member extends between the second support member and the fourth support member. In the preferred embodiment, the support members are U-shaped, and a storage compartment is suspended between the two seat members.

    Abstract translation: 可折叠便携式椅子为用户提供两个并排座椅。 主席的支持框架包括四名支持成员。 第一和第二支撑构件在其上端可铰接地彼此连接以形成倒V形。 第三和第四支撑构件在其下端可铰接地彼此连接以形成V形。 然后,第一和第三支撑构件和第二和第四支撑构件以相互可枢转的方式相互连接以便以剪刀的方式折叠。 第一座椅构件在第一支撑构件和第三支撑构件之间延伸。 第二座椅构件在第二支撑构件和第四支撑构件之间延伸。 在优选实施例中,支撑构件为U形,并且储藏室悬挂在两个座椅构件之间。

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