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    • 62. 发明授权
    • Latchbolt rim lock
    • Latchbolt rim锁
    • US4294089A
    • 1981-10-13
    • US965185
    • 1978-11-30
    • Walter E. BestWilliam R. Foshee
    • Walter E. BestWilliam R. Foshee
    • E05B55/00
    • E05B55/00Y10S70/06Y10T292/0986Y10T70/55Y10T70/5509Y10T70/8459Y10T70/8865
    • A latchbolt rim lock of simple sturdy construction with smooth effective operation and long life. A die cast case forms guides for a bolt having a head and draw plate, and has U-shaped ribs on its rear wall to define seats for springs biasing the bolt forward, in which the springs are held by a rear flange on the back plate. A rearward boss on the front wall forms a retraction stop for the bolt and contains a headed holdback plunger which is manually movable into a hole in the bolt where it is latched by its head to hold the bolt retracted. The draw plate contains a cam opening which defines opposite cam faces which are engaged by a crank pin to retract the bolt. The cam opening also has a central pin-passing throat which allows cammed retraction of the latchbolt relative to the crank pin, and defines supplemental cam faces for moving the bolt to release the holdback plunger. For deadlocking the latchbolt, an auxiliary bolt is mounted beside the latchbolt and biased to projected position by a spring mounted on the case. The bolt is connected to be retracted with the latch bolt, but to be held retracted by a strike while the latchbolt is projected. A bell crank lever pivoted on a post of the case has a blocker arm movable into and out of the path of the bolt head, respectively to block and permit its retraction, and has a control arm by which the lever is swung to retraction-permitting position when the auxiliary bolt is projected. When the auxiliary bolt is retracted, the control arm swings against the crank pin so as to be cammed to retraction-permitting position when the crank pin is manually actuated to retract the bolt. To permit changing the hand of the lock, the bolt is made symmetrical except for the bevel on its head so that it can be turned over in the case, and the auxiliary bolt head is mounted for rotation on a draw bar to reverse the position of its bevel face.
    • 锁扣式锁扣,结构简单坚固,操作平稳,使用寿命长。 压铸表壳形成用于具有头和拉板的螺栓的引导件,并且在其后壁上具有U形肋,以限定用于向前偏压螺栓的弹簧座,弹簧由后板上的后凸缘 。 前壁上的向后凸起形成用于螺栓的缩回止挡件,并且包含头部夹持柱塞,其可手动地移动到螺栓中的孔中,在其中由其头部锁定以将螺栓缩回。 牵引板包括凸轮开口,该凸轮开口限定相对的凸轮面,该凸轮面由曲柄销接合以缩回螺栓。 凸轮开口还具有中心销通孔,其允许闩锁相对于曲柄销的凸轮缩回,并且限定用于移动螺栓以释放保持柱塞的补充凸轮面。 为了锁死闩锁,辅助螺栓安装在闩锁的旁边,并通过安装在壳体上的弹簧偏压到突出位置。 螺栓被连接以与闩锁螺栓缩回,但是当闩锁被突出时通过罢工而保持缩回。 在壳体的柱上枢转的钟形曲柄杆分别具有可移动进入和离开螺栓头的路径的阻挡臂,以阻止并允许其缩回,并且具有控制臂,通过该控制臂使杠杆摆动以缩回允许 辅助螺栓投影时的位置。 当辅助螺栓缩回时,当手动致动曲柄销以缩回螺栓时,控制臂相对于曲柄销摆动以便被凸轮到可缩回位置。 为了允许更换锁的手,除了其头部上的斜面之外,螺栓是对称的,使得其可以在壳体中翻转,并且辅助螺栓头被安装成在拉杆上旋转以扭转锁定位置 其斜面。
    • 65. 发明授权
    • Door lock
    • 门锁
    • US3698215A
    • 1972-10-17
    • US3698215D
    • 1971-04-07
    • JOHN A TRUHON
    • TRUHON JOHN A
    • E05B65/26E05C1/12E05B5/00E05B65/02
    • E05C1/12Y10S292/31Y10T70/5513Y10T292/0986Y10T292/0994
    • A door lock having a recessed door handle at the outer side thereof, the thickness of the lock being maintained at a minimum so that it can be used on relatively thin doors (for example, the exterior door of a mobile home) by forming numerous components of the lock, including the bolt, as relatively thin flat metal stampings. The bolt is adapted to be retracted by actuating an exterior handle mounted within a recessed outside escutcheon plate or by an inside handle mounted on an inner escutcheon plate. The door lock includes a lock cylinder key operated from the exterior and, if desired, by a push button from the inside for enabling or preventing retraction of the lock bolt.
    • 门锁在其外侧具有凹入的门把手,锁的厚度保持在最小,使得其可以在相对较薄的门(例如,移动式家庭的外门)上使用,通过形成多个部件 的锁,包括螺栓,作为相对薄的扁平金属冲压件。 螺栓适于通过致动安装在凹入的外部孔罩板内的外部手柄或安装在内部孔罩板上的内部手柄来缩回。 门锁包括从外部操作的锁缸钥匙,并且如果需要的话,通过来自内部的按钮来启用或防止锁定螺栓的缩回。