TWI248998B - Improvements in roller bolt latches - Google Patents

Abstract

A roller bolt latch has a casing (1) and a roller bolt (3) arranged to project from the casing (1). Adjustment means are provided to adjust the extension of the roller bolt (3) from the casing (1), the adjustment means comprising a lever (13) which is arranged to act on a spindle (5) connected to a stirrup (2) in which the roller bolt (3) is rotatably mounted and an adjustment screw (16) which is accessible from outside the casing (1). The arrangement is such that turning the screw (16) in one direction is effective to cause the lever (13) to act on the spindle (5) to increase the projection of the roller bolt (3) from the casing (1) and turning the screw (16) in the opposite direction is effective to cause the lever (13) to act on the spindle (5) to decrease the projection of the roller bolt (3) from the casing.

Description

1248998 V. INSTRUCTION DESCRIPTION (1) <One of the inventions of the present invention<Prior Art> When the existing roller door body is closed so that the mandrel protrudes from the door body, the housing of the lock housing is completely pressed . The existing roller projection panel process is time consuming and estimated. In order to solve this problem, it is possible to make adjustments across the position of the housing to the adjusting screw, because the present invention is in the interest of the present invention. [Technical Field] About the roller The problem with the improved lock flash of the latch is that the roller latch is pushed back on the back of the latch housing. If the above situation does not occur, the bottom of the notch that is excavated by the heart, the other problem of the type of latch is the degree that the back side of the housing of the lock housing can be made. Because it is inaccurate, because it involves some problems, it has been proposed in the lock body and is set to be movable to be set to actuate the sheet body, so as to adjust the roller type bolt extension to the front side of the housing, right blocking Inconsistent screw adjustments provide a more complete solution to the above problems. In order to install the roller type cartridge with the lock flash, if the roller type clamp mounting shaft is pressed against the door body, the roller type clamp cannot be adjusted, and the roller type clamp is to be adjusted. The door body is removed, because this adjustment operation is not only required for the adjustment of the shank, but also a mandrel-type card body is provided in a certain shank housing. • Adjust the extent of the sheet to the housing panel. Although this structure is still difficult, the film will be stuck in the shell solution to solve the existing solution.

1248998 V. INSTRUCTION DESCRIPTION (2) According to the present invention, there is provided a roller lock and a roller type latch provided to protrude the housing, the U has a housing and is provided with an adjustment mechanism to adjust the roll The column type card c-type lock, the adjusting mechanism comprises a machine member and a level of 2 out = body is set to be operable H and the (4) is further set in the machine member bolt, the adjusting screw can be outside the casing Mastery, actuating the roller type to move the mechanism, the setting situation is $m, which can be used to increase the degree of the roller-type latch bolt protruding the shell, and the Shanghai another = 5 hai screws can effectively reduce the roller-type card. Preferably, the screw is pivoted in the direction of the plunger, and the adjusting screw is arranged to be rotated when the latch is in place. The adjustment screw is inside the pocket on the housing. Moreover, the mechanism that is disposed in the panel to be a movable mandrel is preferably set to one: the end is pivoted in the casing, and the other end is connected to the J: The mandrel is actuated between the two ends. The p-screw, the one end of the lever is preferably mounted on the wall surface of the housing. The other end of the crossbar is preferably wound around a sleeve, and the shaft detecting screw hole is screwed to the adjusting screw. Similarly, a middle portion of the lever may be provided with a hole for the mandrel 2 to be bent into a shaft on the shaft according to a preferred embodiment of the present invention, and by a circlip Fixed at::= 2. The bushings should be provided with a plurality of protrusions, respectively, "extending into the casing: upper = inside the slot provided in the raft" ❿ cover removed;:" on the hub. Universal installation

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DETAILED DESCRIPTION OF THE INVENTION The present invention will be described in detail with reference to the accompanying drawings in the following: <embodiment> Referring to the drawings, in accordance with the present invention, a U-shaped bell seat 2 is provided therein, which is rotatably mounted. On the two arms of a pivot, the position of the roller 3 is extended beyond the web of the bell seat 2 in the front wall ii of the casing. A bushing 6 spring 8 is also sleeved on the mandrel 5 and the protruding post 9 having a screw hole is fixed from the cover plate 1 of the housing to the screw (not shown) through the cover plate 1 hole. The bottom plate of the casing 1 and the cover plate 1 are provided with an adjustment mechanism protruding from the sleeve roller 3, and the bottom plate of the casing 1 extends upward, one end of which is 13 . The lever 13 is formed such that the end of the mandrel 5 away from the bell seat 2 is bent to wrap around the sleeve 6, and is fixed to the mandrel 5. The lever 1 is sleeved on a sleeve 15. a screw 1 6 ° screw 1 6 head 1 1 in one of the holes, and the roller 1 of the screw 1 includes a shell and a roller 3 is provided in the socket 4, the pivot 4 Fixed to the sley 2 between the two arms. The cymbal 2 and the roller have a boring hole, and a mandrel 5 is fixedly attached to the mandrel 5, and a spiral is located between the bell seat 2 and the sleeve 6. The bottom plate of the first one extends upwards, so that a housing 1 is used, and the body is fixed in a 0-hole, so that the slot in the stud 9 is not provided with a relatively accurate slot. A plurality of protrusions 7. There is a shaft bolt 1 2, and the shaft bolt 1 2 is pivotally mounted on the lever to provide a hole, which is located between the two ends thereof, and is passed through. A part of the lever and the lever is terminated by a ring end of the elastic ring 1 4 3 , and the rear barrel 15 is provided with a screw hole and screwed to the portion 1 7 to be mounted on the housing 1 Before $6 penetrates into the shell 1 and successively passes through the shell

Page 9 1248998 V. DESCRIPTION OF THE INVENTION (4) The body 1 is upwardly projecting to protrude from the first through hole in one of the shoulder annular ends, and one of the panels 1 8 6 is mounted on the annular end 1 of the ring of the lever 13 Head 1 7. A spiral between the sleeve 15 and the shoulder 1 9 To adjust the extension of the roller 3 = snap the head of the screw 16 1 Turn the screw in the direction of the arrow. Facing the sleeve 15 toward the front wall 1 1 toward the annular end of the front wall of the housing 1 and causing the middle portion of the lever pressing shaft 5 to roll outwardly toward the front wall 1 1 of the housing 1 to move outwardly The wall 1 1 of the body 1 is rotated by the π-n direction. Moving away from the front wall 1 1 causes the middle portion of the bar to press against the front wall 11 of the elastic 1 . The effect of this is to reduce the protrusion of the roller 3 to the surface. Therefore, it can be seen that the thickness of the panel 18 of the present invention is removed, and the housing 1 is removed from the non-installed door body. 1 9 center-through hole, the lever is screwed into the second through hole in the disc a ύ ® of the sleeve 1 5 . After wearing the 8A and the body 1 before the wall 1 = there is a consistent hole, the accessibility of the screw 1 through 2 〇 is installed on the screw 16 and is located in the panel 1 8 7 and along the direction of the "+" direction 1 1 mobile. Move to make the lever sleeve 6, forced to move. This further highlights that the screw can effectively make the lever re-wind around the shaft retaining ring 14 , so that the process of the sill plate 18 can be conveniently and the distance of the housing needs to be opened. In turn, the rod is pivoted around the shaft pin 1 so that the sleeve 6 is pivoted by the panel 18 to pivot the collar 1 2 of the sleeve 1 to the third axis of the roller. Reliably adjusting 'or the double shaft shown as a screw from the housing effectively pivots the lever 132, thereby causing the sac 2 and the sac 5 to face away from the annular end of the housing, causing the removal of the housing to retract inwardly The force applied to the sley 2 by the roller 3 protrusion 1 is not affected by the shaft ^

1248998 V. Description of the invention (5) 6 in the housing 1 - the effect of the position. The remote movement of the sleeve 6 in the housing 1 is limited to the bottom plate of the housing 1 and the two ends of the slot 2 1 in the cover 10, because the plurality of projections 7 are located in the two slots. The present invention is not limited to the embodiments described above, and various modifications and variations can be made without departing from the scope of the invention. For example, a coil spring can be discarded on the screw 16. The lever 13 is preferably made of spring steel, but this is equally not necessary.

Page 11 1248998 Brief Description of the Drawings <Illustration of the Drawings & Brief Description of the Drawings FIG. 1 is a front perspective view of an embodiment of the roller type spring latch of the present invention; FIG. 2 is an arrow along line II-II of FIG. A cross-sectional view taken in the direction of the direction; and Fig. 3 is a cross-sectional view taken along the line of the arrow III-III in Fig. 1 <schematic description> 1 housing 2 U-shaped bell seat 3 roller 4 pivot 5 spindle 6 Bushing 7 Multiple projections 8 Coil spring 9 Stud 1 0 Cover 1 1 Front wall 1 2 Shaft bolt 1 3 Lever 1 4 Retaining ring 1 5 Sleeve 1 6 Screw 1 7 Screw head 1 8 Panel 1 9 Shoulder Part 2 0 coil spring 2 1 slot

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Claims (1)

Ϊ 248998 ... application paste range 1 · A roller type structure of a roller type 'lock housing, the adjustment mechanism includes a machine operable to extract a spindle, the adjusting screw actuates the mechanism, and can effectively increase the rolling direction of the screw degree. For example, the patent fan flange is set to be rotated. For example, if the head of the patented section screw is set to be tempted in the casing, and the patent is applied, the patent can be made as described in the patent application. The other end of the rod is wound with 2 4 7 bolts, its latches, roller-type members, and the nails can be placed with the column card to have the first 1st. The other end is surrounded by the fourth 4th end of the 4th series. The fourth set is installed in the set. The set has a adjusting mandrel in the case of the rolling pin. 4 m out of the degree of the housing, the screw 'where the machine is set to actuate the outside access' and: to the extent of the housing in a certain direction,: the roller type latch is protruded into the protrusion to set the adjustment mechanism Provided that the roller type card is arranged to move the screw to the roller type lock according to the procedure of the other side of the casing, wherein the adjustable panel is located on the casing and is suitable for one of the panels Said piece is set between a connectable item Actuator as described in the housing described in the housing, and a roller latch in which the recess is located. A roller type latch, in which the lever is in the form of a hinge screw at one end. Roller latch, wherein the bar spindle 0 roller latch, wherein the bar wall surface protrudes from one of the axle pins. Roller latch, wherein the sleeve has a threaded hole, 1248998 VI. Patent Application Range This is used to screw-adjust the screw. _ 8. The roller type latch according to claim 7, wherein a spring is mounted on the adjusting screw and abuts against the sleeve. 9. The roller type latch of claim 4, wherein a middle portion of the lever is provided with a hole for the mandrel to pass through. The roller type latch of claim 9, wherein the lever is bent to wrap around a bushing mounted on the mandrel. 1 1 The roller type latch according to claim 10, wherein the lever is fixed to the mandrel by a circlip. 1 2 - The roller type latch according to claim 10, wherein the sleeve is provided with a plurality of protrusions respectively extending into the wall surface of the casing and a slot formed in a cover plate, and the cover The board is mounted on the housing in a removable manner. 1 3 · The roller type latch according to claim 10 of the patent application, wherein a magazine is mounted on the mandrel and abuts the sleeve on the mandrel 〇 1 4 as claimed in the patent application The roller type latch of item 8, wherein the lever is made of spring steel. Page 14