64results about "Centre punches" patented technology

A wall fastener locating and marking tool including a generally elongate vertical member having an upper end, a lower end; a generally elongate horizontal bar attached to the upper end of the vertical member and substantially normal to the vertical member; a handle portion, and a marking tool assembly releasably connected to the vertical member and vertically slidable along the vertical. The marking tool assembly has a marking tool tip protected by a depressible collar and includes retention means for bearing an object by its wall fastener hardware during the locating, marking, and installation of the object.

The present invention is directed to an integrated assembly for gathering information and transferring it to a surface. The assembly comprises a housing, a base resiliently connected to the housing, one or more sensors mounted to sense a parameter and a marker positioned so a mark is produced on the surface when the housing is pressed toward the surface. The marker is capable of marking a plurality of different types of marks. Each type of mark provides different information derived from the sensor. A selector is capable of selecting among the plurality of different type of marks to provide a unique mark specific to a type of information detected.

Provided is a device that locates the center point of any one of a number of differently shaped objects in one manipulation. The device incorporates a bed plate and two opposing right angle sliding jaws to position a center punch or drill bit bushing to the center of the object.

A locator for hanging picture frames employs an arm which has a handle dispose at one end. A suspension / marker assembly is carried at a second position of the arm. The suspension / marker assembly comprises a plunger which has a point and also mounts a head which receives a frame hanger. Embodiments are disclosed for both a single mount and for a single or a dual mount application.

An ergonomic auto emergency tool for alternatively functioning as a flashlight, a seat belt cutter and a motor vehicle window glass breaker. The auto emergency tool includes a main portion and a projecting portion extending from a joining portion and being integral with the main portion, and defining a seat belt-receiving notch therebetween. A knife blade extends across the notch proximate the joining portion. An inner main portion-facing upper surface of the projecting portion has a gentle curve for facilitating the movement of the tool towards and through a seat belt, and the bottom outer surface of the projecting portion is curved for both easy handling and for enabling a firm grip when the tool is used to break window glass. The window-breaking mechanism includes a depressible plunger cover for releasing a spring-loaded impact member.

An electric one-bag golf cart that carries a single caddie bag for a player on a golf course is provided. The cart body, including a chassis part, a neck part and a steering device part, is formed as an integral hollow piece using the rotational molding method. The wheel system provided under the chassis consists of one front wheel and two rear wheels, with the front wheel being mounted pivotally on a suspension as a free wheel, while the rear wheels are driving wheels using a differential gear device driven by a motor. At the center of the handlebars, which are made of circular rods, a dial-type speed controller is located, and a brake lever is provided under the steering device, together with a lock mechanism.

A multi-use punch has a core, a handle, a chuck and at least one tool head. The core is metal and has a chuck end. The handle is mounted around the core and has a butt end having at least one chamber and a cap. The cap is detachably mounted on the butt end of the handle. The chuck is mounted on the chuck end of the core and has a detent. The tool head is alternately mounted in the chuck end of the core and the chamber of the handle and has a detent corresponding to and being selectively held securely by the detent of the chuck. Each tool head can be easily changed so the punch can be easily and conveniently used for multiple tasks.

A device and method are provided for marking bolt holes in sill boards. The marking device includes a rectangular, substantially planar member having a first end and a second end. One or both ends are configured to receive an anchor bolt. A first punch is positioned a first distance between the ends of the marking device such that the punch is aligned with each end of the marking device. The punch is preferably connected to the planar member by a securing member such that the punch is perpendicular to a face of the planar member. The punch is preferably adjustable. Optionally, a second punch is connected to the planar member. One or both ends may include a tortured slot to receive anchor bolts having a number of diameters.

A fastening device and a method of using same is provided. The fastening device includes a male member having a projection on a first side and a securing means on a second opposing side. A female member configured to receive the projection detachably secures the female member onto the male member. The female member and the male member comprises a ratchet system to removeably secure the female member onto the male member. The securing means on the second opposing side of the male member is configured to mate with a corresponding securing member mounted on an object. By securing a material such as a shade screen or a tarp on the male member by mating the male member with the female member, the shade screen or tarp may be detachably fastened onto an object.

Provided is a device that locates the center point of any one of a number of differently shaped objects in one manipulation. The device incorporates a bed plate and two opposing right angle sliding jaws to position a center punch or drill bit bushing to the center of the object.

A punch tool includes a body having a contoured profile configured for holding in a user's hand. The body includes at least one opening for receiving a user's digits and the contoured profile has at least one extension configured for contact with another of the user's digits. A strike portion for applying an external force is located at an upper portion of the body centered on a force line extending through the body. An impact portion is located at a lower portion of the body concentric with the force line and has an end tip configured to focus at least a portion of the external force to a work surface.

The universal vernier positioning instrument as one important scribing tool in machine manufacture may be used to replace traditional scribing platform and drilling mold with difficulty in scribing large workpiece. The instrument is simple in operation, precise, efficient and multipurpose. It may be used in scribing point, circle, hole and line via fixing datum rod on some workpiece plane, clamping the notch of the movable rod onto the datum rod and assembling one other movable rod for determining position in transverse and longitudinal displacement. It may be used to scribe directly on workpiece plane, and its steel eye may be used in direct positioning, drilling hole and scribing circle. Wherein, magnetic catch may be used for fixing.

A cable installation system for use by a cable installer may include a plurality of cable dispensers having different lengths of cable. In particular, each cable dispenser may also have a non-numeric, length-identifying marking associated therewith corresponding to the length of cable. Furthermore, the system may also include a cable dispenser indicator device for use by the installer to determine a distance between first and second locations, such as a cable tap and a subscriber interface. The cable dispenser indicator device may also provide an indication to the installer of the non-numeric, length-identifying marking corresponding to the determined distance so that the cable installer can select the corresponding cable dispenser from the plurality thereof. By way of example, the non-numeric, length-identifying markings may include a series of different colors and / or graphics for respective length ranges.

The invention relates to a carriage bottom plate drilling locator, belongs to machining auxiliary equipment and in particular relates to a drilling locating device. The carriage bottom plate drilling locator is characterized in that the locator consists of an arch-shaped support, a locating pin and an anvil engraving mechanism in a connecting way, the anvil engraving mechanism with an anvil is arranged on an upper wing of the arch-shaped support, the locating pin is arranged on a lower wing of the arch-shaped support, and the central axis of an anvil head and the central axis of the locating pin are on the same plumb line. The carriage bottom plate drilling locator has the advantages that the concept is novel and the structure is simple, compact and reasonable; by using the drilling locator, multi-person and multi-process operations such as processing a wood strip, measuring hole distance on the wood strip, extending and snapping the line, measuring hole distance by using the wood strip and punching anvil holes one by one can be omitted, the operation is simple and convenient, rivet hole anvil holes can be easily, accurately and inerrably punched side beam bottom plates on two sides by one person in one step, each hole takes a corresponding bottom beam rivet hole as a datum, errors caused by datum transformation are avoided, the bottom plate rivet hole marking accuracy is greatly improved, the labor intensity of workers and the repair costs are reduced, the working efficiency and the repair quality are improved, the safety and the reliability are high and the potential safety hazards are eliminated.

An impact tool which provides a consistent level of impact force is provided. The internal mechanism of the impact tool has a trip release member and a hammer which remains in constant contact over a constant surface area throughout cycling of the impact tool. Additionally, the trip release member may slide against a slug having a straight conical surface to minimize variation. Moreover, the hammer may be non-rotateable so that a non round or asymmetrical head may be used.

A track and punch SMR marking device, including a base, the base mounts for adjustment an SMR (spherically mounted retro-reflector), which in cooperation with a laser tracker beam locates the device precisely over an area where a punch mark is to be made, the base includes an upright sleeve, for holding a striker shaft, the striker shaft, at its lower end, includes a bevel, mating with the inclined surface of a cross slide, the cross slide, when it is urged forwardly, depresses a punch forcing it downwardly so as to provide a punch point or indentation upon the component to be worked.

The invention discloses a rotary-moving-type automatic punching device for a construction steel pipe. The rotary-moving-type automatic punching device comprises a bottom plate, a pair of guide rail strips is arranged on the top face of the bottom plate, a moving base is slidably arranged on the guide rail strips, a pair of vertical fixing plates is arranged at the front end and the rear end of thetop face of the moving base, a pair of rotatable pipe clamping blocks is rotationally arranged between the two vertical fixing plates, one of the pipe clamping blocks is fixed to the movable verticalfixing plate, a supporting frame is arranged above the moving base, a lifting air cylinder is arranged on a top plate of the supporting frame, a piston rod of the lifting air cylinder vertically faces downwards and is connected with a mounting frame, and a drilling motor and a drill bit are arranged on the mounting frame. The rotary-moving-type automatic punching device has the advantages that the rotary-moving-type automatic punching device is provided with the movable base, a rotatable pipe clamping plug is arranged on the base, a movable and lifting punching device body is arranged above the base, thus any position of the steel pipe can be automatically punched, the automation degree is high, and the effect is good.

Measuring-point bolt including a body having a first end and a second end. The first end has an internal opening adapted to receive a measuring device pin. The second end is adapted connect to a hollow pin of another measuring device. A main internal opening is arranged within the body and communicates with the internal opening of the first end. A spring is arranged within the main internal opening. A element is movably arranged within the body. The element is structured and arranged to prevent entry of foreign particles into the body. A sealing member is at least one of non-removably connected to the second end and permanently fixed to the second end. The sealing member is adapted to prevent equalization of air pressure between an outside atmosphere and the main internal opening. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way.

A punching tool which comprises a body, a rod oriented in a first direction and comprising a free end configured to cooperate with the element to be punched, a guide sleeve containing a conduit extending from a first end face to a second end face and configured to rest against the part. The conduit comprises a first portion which opens at the first end face and is configured to house the body of the punching tool and to allow a translation movement of the body of the punching tool relative to the guide sleeve.

A fastening device and a method of using same is provided. The fastening device includes a male member having a projection on a first side and a securing means on a second opposing side. A female member configured to receive the projection detachably secures the female member onto the male member. The female member and the male member comprises a ratchet system to removeably secure the female member onto the male member. The securing means on the second opposing side of the male member is configured to mate with a corresponding securing member mounted on an object. By securing a material such as a shade screen or a tarp on the male member by mating the male member with the female member, the shade screen or tarp may be detachably fastened onto an object.

The invention discloses a semi-automatic proofing punching and marking-out instrument, a punching machine and a using method. The instrument comprises a sleeve, an elastic piece, a pull handle, a limiting piece, a top cap and a punching piece. The elastic piece is arranged in the sleeve in a sleeved mode; a through hole is formed in the top cap; one end of the punching piece is connected with the elastic piece, and the other end of the punching piece is arranged in the through hole of the top cap in a sleeved mode; the pull handle is connected on the punching piece; the two ends of the limiting piece are connected with the sleeve and the top cap correspondingly; the limiting piece is provided with a through groove used for sliding of the punching piece and the pull handle in the axial direction; and the limiting piece is provided with an annular groove for clamping and holding the pull handle in the radial direction. The structure is simple, usage is convenient, and the instrument can be mounted on a numerically-controlled machine tool. By means of a spring type proofing dotting-punch instrument, punching and dotting-punch can be realized through manual operation under the condition that a hole site program is written in advance, and meanwhile, the instrument can further be used for blank surface marking out, the safety is high, and the operability is strong.

An automatic dotting machine (100) includes a feeding device (10) for unloading workpieces (200) one by one with the same interval, a conveying device (40) for conveying the workpieces to a predetermined dotting region, a sensor unit (70, 251) for detecting whether the workpieces reach the predetermined dotting region, a programmed control unit (30) for controlling the whole process of the dotting and receiving signal detected by the sensor unit and then sending out a command, a sliding device for moving the workpieces to a predetermined dotting position after receiving the command of the programmed control unit, a positioning device for clamping and positioning the wokpieces to the predetermined position to be dotted, and a punching device (24) for punching dents on the workpieces after the workpieces are positioned at the predetermined position.