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    • 4. 发明专利
    • Improved machine for facilitating the tying of tubular bodies such as gas mantles
    • GB210939A
    • 1924-02-14
    • GB3508622
    • 1922-12-23
    • SAMUEL COHN
    • F21H3/00
    • 210,939. Cohn, S. Dec. 23, 1922. Mantles.-A device for facilitating the tying of tubular bodies such as the ends of gas mantles comprises a support over which the mantle is placed and which is gradually contracted as the tying cord is tightened means being provided to cast the tied end off the support. The support comprises a conical head 23, Fig. 4, grooved to receive sliding fingers 26 guided in radial slots in a coned disc 18 by rollers 32, 33. The disc 18 is mounted on a sleeve 17 on a shaft 12 having a sleeve 13 carrying a second disc 16 having radial slots for another series of fingers 29 movable in grooves in the head 23 which is secured to the shaft 12. The discs 18, 16 are normally held apart by a spring 21 at a distance determined by bolts 22. The fingers ars held in the grooves in the head by a ring having a conical bore 37. In use, the fingers 26, 29 are moved downwardly by the action of a treadle-operated lever on the sleeve 13. The tubular fabric 41, Fig. 6, having been secured to a lavaring 42 is then inverted over the head and a tying cord 45 is tied once over the fabric which is thereby forced into notches 27 in the fingers 26. As the cord is tightened, the fingers 26, 29 are raised, and at a position determined by a stop 38, the upward motion of the fingers 26 is arrested. The disc 16 continues to rise against the action of the spring 21, and projections 30, Fig. 5, on the fingers 29 cast the tied end of the fabric off the fingers 26. A final knot is then tied and the mantle is again turned inside out.
    • 6. 发明专利
    • Turning and stopping signals for automobiles
    • GB137897A
    • 1920-01-29
    • GB90519
    • 1919-01-13
    • SAMUEL COHN
    • B60Q1/34
    • 137,897. Cohn, S. Jan. 13, 1919. Semaphore signals; road-vehicle signals.-Relates to turning and stopping signals for road vehicles, in which a number of plates bearing the words " right," " left," &c. normally hang within a casing from which they can be selectively swung outwards to display the required signal. The plates are pivoted on a spindle 15 in a casing the rear face of which is provided with a reflecting-surface to serve as a rear-viewing mirror. The mirror is carried in a frame detachably secured to the casing by screws. The casing is also wedge-shaped in horizontal cross-section, so that, whilst the plates are in planes at right-angles to the length of the vehicle, the mirror is inclined inwards to facilitate viewing. The casing is adjustably secured to a bracket arm 26 by means of a rounded part 29, Fig. 3, stamped in the wall of the casing and clamped between two correspondingly rounded members 28, 31 mounted on the arm which passes through the members 28, 29, 31. Member 28 bears against a transverse pin 27 passed through the arm, and member 31 is acted on by two conical wedges 33 on a transverse bolt 32. The other end of the arm is clamped to the wind-screen by a clamp, Fig. 9, comprising a fixed jaw 36 and movable jaw 38 rocking about a rounded projection 39 and tightened on the screen by screws 41. The lower ends of the plates carry pads 18 of leather, cord, &c. adapted to prevent rattling of the plates in the casing. Each plate is also formed with a lip 22 which, in the display position, comes against the operating-wire 19, which thus serves as a resilient stop. Each plate has a control wire 19, all the wires being enclosed in a flexible tube 5 and carried to a control device which is clamped to the steering-post so as to be within easy reach of the driver. The control device, Figs. 16 and 17, comprises a fan-shaped box in which are sliding rods 50 individually connected to the operating-wires 19. Provision is made for allowing turning movement between a wire 19 and its rod 50 by a sleeve 55, Fig. 19, secured to the wire by set-screws and engaging in a slot 54 in the rod, through a hole in the end of which the wire passes. Each rod 50 has a knob 53 and a spring-pressed catch 57 with a hooked end 62 adapted to engage in one of two openings 72, 73 in a cover-plate to hold the rod against accidental movement. A cover-plate 69 corresponding to each rod is held in place by screws 70 passing through slots, allowing a longitudinal adjustment. A modified form of control box is described having a single non-adjustable coverplate, the openings therein being elongated to form slots, the opposite sides of which are provided with notches or teeth in staggered relation adapted to be engaged by the hooded ends 62 of the catches.