Abstract: An apparatus for forming a finger-engaging portion in a stay-on-tab of a lid of a container includes a support, a fixture mounted to the support for movement between a first position and a second position in opposition to stay-on-tab of the lid of the container, and an abutment mounted to the fixture for movement between an open position and a closed position in opposition to the fixture and the stay-on tab in the second position of the fixture to bend the stay-on-tab between the fixture and the abutment to form in the stay-on-tab a finger-engaging portion that is upturned relative to the lid of the container.

Abstract: The tool reduces or stops the flow of liquid or gas through a conduit and includes a crimping section, comprised of a first and second crimping member pivotally engaged with each other, and a handle section, comprised of a first and second handle member pivotally connected to each other. Each crimping member has a blunt section extending partially along an edge thereof. The first and second handle members are connected to the first and second crimping members. The conduit is crimped by applying a force to the handle members causing the handle members and the crimping members to pivot in a direction opposite each other so that the blunt sections of crimping members crimp a conduit placed therebetween thereby reducing or stopping the flow of the liquid or gas flowing through the conduit. The tool may also hold objects and be locked via separate locking mechanisms.

Abstract: Pliers for pressing work pieces such as mountings, electric contacts, cable lugs and fittings include a first hand lever and a second hand lever. The hand levers are movable with respect to one another. The pliers also include a head and at least two pressing jaws being located in the region of the pliers head and approaching one another during a working stroke of the pressing pliers to press a work piece. The working stroke includes a first partial stroke and a second partial stroke. The pliers also include a first transfer mechanism and second transfer mechanism.

Abstract: A clamp fastening tool including first and second handles pivotally connected at a common pivot point, first and second jaw members pivotally connected to the handles and independently pivotally interconnected through a common jaw connector, a ratchet pivotally connected at the common pivot point between the first and second handles, and an adjustable set screw threadably engaged in a sidewall of the first handle for adjusting the position of the ratchet with respect to the first handle.

Abstract: The present invention relates to crimping pliers for crimping connecting elements. The crimping pliers comprise crimping jaws building a nest for the connecting element. The crimping jaws are designed and arranged for being moved in radial direction versus a longitudinal axis of the nest for applying radial crimping forces upon the connecting element. Hand levers are provided for manually applying the crimping forces and causing the movement of said crimping jaws. The hand levers are located in a plane. The plane is aligned with the longitudinal axis of said nest and divided by the longitudinal axis into two half-planes. Both of said hand levers are located in one and the same half-plane. A transfer or transmission unit transfers a translational activation along the longitudinal axis in the force flow between said hand levers and said crimping jaws into a rotational activation around the longitudinal axis.

Abstract: The invention relates to pliers for changing the distance of two activation surfaces of a connection or fitting for conduits. The change of the distance correlates with an elastic or plastic deformation of at least one component of the fitting including a radial crimping process. The inventive pliers comprise two hand levers linked by a transfer mechanism with two spreading jaws. According to the invention, a closing movement of the hand levers results in a spreading movement of the spreading jaws. Such spreading movement of the spreading jaws is used for plastically deforming at least one of the components of the connection by a radial crimping process.

Abstract: A crimping tool including a punch carrier, a plurality of punches movable in translation in radial housings of the punch carrier, a thrust member having an inside face co-operating with the outer ends of the punches, the thrust member being pivotally mounted relative to the punch carrier, such that pivoting of the thrust member causes a contact to be crimped, a tool body having two pivotal handles for causing the thrust member and the punch carrier to pivot mutually, and a member for adjusting the stroke of the punches, a sensor sensitive to the position of the member for adjusting the stroke of the punches, a sensor sensitive to an identity signal from a contact positioning tool, and a memory associated with the position sensor and with the identity sensor and arranged to record the data delivered by the sensors and/or to deliver the data to a data processor unit.

Abstract: A crimping tool for applying a seal to strap material includes a tool head having pairs of jaws disposed in the tool head and operably mounted thereto, each pair including opposingly oriented jaw elements. Each pair of jaws is spaced from its adjacent pair and includes an upper and lower pivot openings. A shear is positioned between adjacent pairs of jaw elements. The shears extend between the jaw elements and include opposing openings that align with the jaw element upper openings. A pair of handles, each having a terminal end having first openings that align with the jaw element lower openings and are operably connected to one another at respective pivot openings. The tool includes at least one side plate having a pair of upper openings each aligned with the jaw element upper openings and the shear openings. The plate includes a centrally disposed notched opening.

Abstract: By constructing clamping jaws, which are employed for applying the desired force to the rings to be crimped, and mounting the clamping jaws in a plane which is substantially perpendicular to the plane in which the handle members are positioned or constructing the clamping jaws for arcuate movement relative to the handle members, an easily employed, force generating, crimping tool assembly is achieved wherein the clamping jaws cooperatively associated with the handle members are positioned at a fixed angle relative to the handle members, or are constructed for being arcuately pivotable relative to the handle members. The crimping tool assembly is able to provide the desired crimping forces to rings mounted in areas in which access is virtually impossible to achieve using prior art tool assemblies. Alternatively, if desired, the clamping jaws may be mounted to the handle members at any desired fixed angle.

Abstract: The present invention relates to crimping pliers for crimping a workpiece. The crimping pliers comprise two hand levers. At the crimping pliers a first tool builds a crimping tool and comprises two crimping jaws located at a head of the pliers. The crimping jaws are linked by a transfer mechanism with the two hand levers. The invention suggests providing a second tool. The second tool comprises a working area, wherein the working area is located between the two hand levers. The second tool is solely mounted with a first hand lever of the two hand levers. The second hand lever comprises a contact surface cooperating with a contact surface of the second tool. The contact of the two contact surfaces is used for transferring an activating force from the hand levers to the second tool.

Abstract: The invention relates to a crimping die (12,14,16,18) and a crimping tool (2) comprising at least three crimping dies (12,14,16,18) that are guided for displacement in the crimping tool (2), where each of the crimping dies (12,14,16,18) have a respective crimping surface (42,44,46,48) and a respective sliding surface (50,52,54,56), where the crimping surfaces (42,44,46,48) together form a crimping opening (36), said crimping surface (42,44,46,48) of each crimping die (12,14,16,18) slidably abutting said sliding surface (50,52,54,56), of an adjacent die, where the crimping dies (12,14,16,18) have pivot points (29,31,33,35) that are arranged movable relative to the body of the crimping tool (2) and where a linkage (11) is arranged to guide the movement of the pivot points (29,31,33,35) of the crimping dies (12,14,16,18) relative to the body (4) of the crimping tool (2) producing a movement between the pivot points (29,31,33,35) of the crimping dies (12,14,16,18) and the body (4) of the crimping tool (2), and wh

Abstract: A ratchet crimping tool is disclosed. The ratchet crimping tool comprises a tool head cover board structure, a tool handle structure, a transmission device, and a tool handle. The transmission device further comprises an anti-backup mechanism, an advancement mechanism and a gear structure. The ratchet crimping tool uses a coaxial tool head, a confirming-indicating device and an adjustable jaw structure. The coaxial tool head comprises a movable tool handle and a fixed tool handle. A gear of the movable tool head is engaged with the gear structure of the transmission device, and the adjustable jaw structure is connected with the movable tool handle. The confirming-indicating device is connected with the movable tool handle and the fixed tool handle respectively. The coaxial tool head is connected with a tool head cover board structure by link pins, and the gear structure of the transmission device is connected with the movable tool handle by connecting pins via upper and lower cover boards.

Abstract: The invention relates to a hand tool comprising handles and jaws, where the jaws are operated by the handles, and where an anti-slip device is arranged on the outer side of the distal end of a tool handle. The tool handle has a hard surface with low friction enabling the users fingers to slide on the surface of the handle when squeezing the handles together, and the anti-slip device is arranged to be supported against a support surface in order for the user to be able to press the tool handles together in a controlled manner using a force (F) in excess of hand force.

Abstract: A crimper tool for closing a pipe support assembly having first and second locking members. The crimper tool includes a first member having a first handle and a first jaw with a first engagement surface for engaging the second locking member. The crimper tool also includes a second member pivotally coupled to the first member and having a second handle and second jaw with a second engagement surface for engaging the first locking member, an upper support surface for engaging an outside surface of the support assembly, a guide surface for engaging a second end of the support assembly, and a lower support surface for engaging an inside surface of the support assembly. Squeezing the first and second handles together pivots the first and second members thereby moving the first and second jaws toward one another and urging the first and second locking members together to lockingly engage.

Abstract: An identification attachment is provided for a compression tool of the character having a pair of jawarms pivotally mounted between a pair of side plates by pivot pins having outer ends including pin retainers for maintaining the jawarms and side plates in assembled relationship. The jawarms have opposite sides, inner and outer edges and front and rear ends, respectively forwardly and rearwardly of the side plates, and the identification attachment is removably mountable on the tool independent of any mounting openings for the attachment extending through the jawarms. The attachment may, for example, interengage with opposite sides of a jawarm or be captured on the tool by the pin retainers or the side plates.

Abstract: A device for securing cable around a bone comprises first and second handles pivotally coupled to one another and a first distal member a proximal end of which is pivotally coupled to a distal end of the first handle, the first distal member including a first crimp engaging protrusion in combination with a second distal member a proximal end of which is pivotally coupled to a distal end of the second handle, the second distal member including a second crimp engaging protrusion, and a depth level including an abutting surface, the first and second distal members being pivotally coupled to one another so that, when the first and second handles are drawn toward one another, the proximal ends of the first and second distal members are moved apart from one another, drawing the first and second protrusions toward one another to compress a crimp located therebetween.

Abstract: A power operated crimp tool having two movable jaws. On the lower end of one of the movable jaws there is pair of spaced punches and on the lower end of the other movable jaw there is a pair of spaced recesses. The first and second punches punch through layers of a decking seam from the same direction forming semi-circular penetrations with folds of alternating direction, one oriented upwardly and one oriented downwardly for 22, 20 and 18 gage thicknesses or both in the same direction for 16 gage.

Abstract: The present invention provides a right angle track clip installation tool. The tool includes a pair of handles that are pivotally coupled together and a pair of crimping blocks that are coupled to the handles through ball joints. These ball joints cause the crimping blocks to project from the handles in a generally perpendicular direction. This handle/crimping block arrangement permits a user to install snowmobile track clips to a track without removing the track from the snowmobile.

Abstract: A jaw assembly for use with a crimping tool is described, wherein the assembly includes a jaw arm and a side plate where the side plate is configured to fail in a manner noticeable to a user of the jaw assembly prior to the anticipated failure of the jaw arm. The side plate includes a stress riser, such as a milled slot formed in one face of the sideplate, to ensure such failure.

Abstract: A connector and crimping/splicing tool includes a connector that has tubular sleeves monolithically formed with each other and registered in parallel. Each sleeve has an outer casing, a conductive inner casing mated to the outer casing, and conductive knurls protruding towards the sleeve center. A tool includes first and second jaws and first and second handles monolithically formed therewith. A mechanism is included for articulating the handles to an equilibrium position after the jaws are pivoted to an open position. The resilient articulating mechanism includes a helical spring that has opposed ends conjoined to the first and second handles. The connector is intercalated between the jaws such that a first set of wires can be inserted from one connector end while a second set of wires is inserted through another connector end, thereby allowing the jaws to crush the sleeves and bridge a conductive path therebetween.

Abstract: A crimper tool for closing a pipe support assembly having first and second locking members. The crimper tool includes a first member having a first handle and a first jaw with a first engagement surface for engaging the second locking member. The crimper tool also includes a second member pivotally coupled to the first member and having a second handle and second jaw with a second engagement surface for engaging the first locking member, an upper support surface for engaging an outside surface of the support assembly, a guide surface for engaging a second end of the support assembly, and a lower support surface for engaging an inside surface of the support assembly. Squeezing the first and second handles together pivots the first and second members thereby moving the first and second jaws toward one another and urging the first and second locking members together to lockingly engage.

Abstract: A multi-functional crimping tool for connecting pipe joints with pipes is disclosed, the tool includes a pair of crimping head hinged together, form a circle cavity for penetrating the pipe, and at least a capped screw rotatably mounted onto a top side of the crimping head body and shifted from a fastening position and a releasing position; a pair of crimping jaws respectively and operatively clipped onto the crimping heads respectively, wherein in the fastening position, the capped screw is screwed down to secure the crimping jaws attach onto said crimping heads, and in the releasing position, the capped screw is loosened up allowing the crimping jaws transversely pulled off the crimping head for convenient replacement.

Abstract: A heavy-duty hose clamp installation tool is described. A pair of lever arms operates a pair of jaw members to engage a pinch clamp ear. The installation tool includes a pair of jaw members with clamp edges forming a lip for receiving the clamp ears. A pair of extension arms connects the jaw members to a pair of lever arms. The extension arms are pivotally interconnected intermediate the jaw member section so that closing the handle ends of the lever arms translates the jaw members towards a closed position thereof, thus squeezing the clamp ear. Once the ear of the clamp is crimped, an auxiliary form punch is used to flatten the ear, resulting in a tighter clamp configuration.

Abstract: The present disclosure relates to an apparatus for securing a corner connector to a rectangular duct section having a transverse duct flange. The disclosure also relates to a method for securing a corner connector to a transverse duct flange.

Abstract: The present disclosure relates to an apparatus for securing a corner connector to a rectangular duct section having a transverse duct flange. The disclosure also relates to a method for securing a corner connector to a transverse duct flange.

Abstract: A hand tool includes a work portion and a user/operator interface portion comprising a handle. The handle comprises a pair of elongated members each including a generally I-shaped cross-section. Each elongated member includes a gripping portion. The gripping portion has a first surface and a primary user-interface surface having curvatures in three dimensions and preferably defined by a plurality of constant radii. As such, the handle conforms to the hands of a user/operator and reduces or eliminates undesirable pressure concentration points. The first surface of the gripping portion is provided with a finger registration portion which receives and positions the fingers of the operator around the gripping portion. The hand tool more efficiently transfers the operator input force through the hand tool to a workpiece and provides an improved comfort to the operator.

Abstract: A method of wire forming using a pliers having opposed faces on jaws, each with a relief between the face and a pivot point of the pliers, the reliefs forming a recess, and a link movably secured to the pivot point and carrying a post extending into the recess, the method including forming a loop in a U-shaped wire received in the recess around the post by closing the jaws until the faces compress the U-shape into a loop around the post, and in an alternative embodiment, an elongated link retained to the pliers with a spring holds the post in a desired position before engagement between the wire and post, and wherein the link is extendable to position the post beyond the jaws to allow further formation of the wire received around the post.

Abstract: A hydraulic operated tool includes a body (B), a pair of jaws (21) mounted with respect to the body so that at least one of the jaws is movable between an opened jaw position and a closed jaw position so as to engage workpiece (W) between the jaws. A ram assembly (2) is disposed in the body and is operatively associated with the jaws. Spring structure (1) causes the ram assembly to move thereby causing the jaws to initially engage the workpiece with a first force. A pump assembly (7) exerts fluid on the ram assembly to move the ram assembly further, causing the jaws to exert a second force, greater than the first force, on the workpiece.

Abstract: A hand rivet squeezer with adjustable handles includes a riveting head body, and C-shaped anvil yoke and stationary and lever swing-arm handles attached to the body. A mechanical linkage inside the body converts pivoting forces applied to the lever swing-arm into axial forces applied to a plunger pushing it from inside the body into the C-shaped yoke. The preferred mechanical linkage is a rack-and-pinion type design or alternatively a cam between the lever swing arm and the plunger. The handles are adjustable such that their angle relative the rivet head body can be varied depending on the access available around a solid rivet to be installed. The handles are engaged or locked to the body but may be unlocked or slidably disengaged and pivoted up to 90 degrees relative the body.

Abstract: A pressing tool includes at least two pressing jaws hinged together to enclose a workpiece having an inserted pipe end. The pressing tool also includes an opening area located between the at least two pressing jaws and at least one hinge pin arranged opposite the opening area. Further included is a pressing element located adjacent to the at least one hinge pin and arranged to be moved to the workpiece during a closing of the at least two pressing jaws.

Abstract: A stamping and die-cutting tool with quick mould change design comprises: a casing and a pushing member. The pushing member has a pushing portion to be fixed at an extended position and a retracted position alternatively after being pressed repeatedly. The pushing member is fixed in the casing. A mould have an attractive surface and is moveably disposed in the casing in such a manner that the attractive surface is attracted to the pushing portion of the pushing member; by pressing the mould, the pushing member will be moved out of and retracted into the casing, so that the mould can be changed easily.

Abstract: A unique tool for removing dents from sheet metal that is best accessed or can only be accessed from the same side of the metal surface from which the dent was originally created. The tool has a lower plate and an upper plate. The lower plate has a lower side proximate to a dent in a surface to be repaired and an upper side. The upper plate has a lower side proximate to the upper side of the lower plate and an upper side. The tool has a plurality of pins slidably extending through the lower and upper plates, the pins having heads proximate to said upper side of said upper plate and lower attachment ends adapted for receiving an adhesive. The tool further has a displacing member for selectively displacing the upper plate away from the lower plate so that the upper side of the upper plate will push the heads of the pins upwardly as the upper plate is displaced, causing the lower attachment ends to move upwardly.

Abstract: A compound indenter for a wire connector pin, the pin having an axial length and an opening at an end thereof for receiving a wire having an exposed portion and an insulation covered portion, the opening being sized to receive both the exposed portion and a length of the insulation covered portion comprises a first indenter having a plurality of indenting elements for engaging the pin in an axial location overlaying the exposed portion of the wire inserted in the pin and a second indenter having a plurality of indenting elements for engaging the pin in an axial location overlaying the insulation covered portion of the wire inserted in the pin. The apparatus advances the indenting elements of each of the first and second indenters generally concurrently for compressing respective sections of the pin into engagement with the exposed wire portion and the insulation covered portions of the wire.

Abstract: A pivotal jawarm for a compression tool has opposite sides, a pivot pin opening therethrough, longitudinally opposite ends on longitudinally opposite sides of the opening, and inner and outer edges between the ends and on laterally opposite sides of the opening. A stress concentrator comprising aligned recesses in the opposite sides of the jawarm extends from the inner edge toward the pivot pin opening and provides a failure point at the inner edge for consistently initiating a fatigue crack at the failure point and fracture of the jawarm from the failure point to the pivot pin opening.

Abstract: Tongs comprising a four link mechanism (12, 20, 22, 30) wherein the links are pivotally connected together by means of parallel pivot joints (23?, 24?, 31?, 32?), wherein the link mechanism includes two mutually connected links (20, 30) which define therebetween an angle that approaches 180° at the closing end position of the tongs, and wherein the length of one (30) of said two links is adjustable and includes two parts that are moveable in the longitudinal direction of the link, wherein the first (36) of said parts includes a slot (51) for guiding a a shaft (31) carried by said second part (70) and belonging to the pivot joint of the adjustable link (30).

Abstract: The invention comprises tools for forming beads on one or more filaments using a malleable material for the bead. The tools exert bead-forming forces radially inward toward the filament and axially along the filament toward the center of the bead. The tools comprise pliers with jaws which meet flush with each other over at least a portion of the jaw face. Aligned cavities are formed in each jaw face wherein each cavity's dimension across the jaw face is less than the width of the jaw face. Grooves, aligned generally transverse to the width of the jaw face provide a filament-receiving channel between the cavity and the edge of the jaw face. Malleable material encompassing the filament is aligned between the aligned cavities and the jaws are closed. The radial force of the cavity walls on the malleable material deforms the malleable material radially and the walls of the cavity exert a force axially to form a bead.

Abstract: A closure tool (10, 40) for closing heavy-duty clips (11) as used for example in the building trade and in agriculture has a body (13), a pair of handles (14) mounted on the body (13) on pivots (15) and a pair of anvils (18, 20) movable relative to each other from a spaced position to closure position in response to relative movement of the handles (14) and the body (13). A moving member (17) is engaged by the handles (14) and is movable therewith, and one of the anvils (18) is connected to and movable with the moving member (17). The handles (14) may have spigots (44) engaged in a slot (43) in a cylindrical moving member (17) in a barrel part (41) of the body (13), or each handle (14) may have a quadrant shaped first gear engaging a rack second gear moving member slidably mounted in the body.

Abstract: A punch having wings is driven through framing members and then rotated. Rotation of the punch causes the wings to crimp the framing members together. An angular crimping technique where piercing members are driven through framing members in at least two different directions to crimp the framing members together. A fastenerless cinching tool pierces adjacent framing member and crimps the framing members together.

Abstract: A pliers head (1) for pressing work pieces includes a stationary die (20) and a movable die (19). A first element (15) is designed as a comparatively stiff housing (5). A second element (16) is designed as a lever (7). The lever (7) is subjected to a pretensional force (36). The pretensional force (36) has at least the value of a predetermined maximum pressing force of the pliers head (1). The first and second element (15, 16) are designed as separate parts, and they form a C-shaped mouth (14). The dies (19, 20) are located in the C-shaped mouth (14). A joint (10) is located at the first element (15), and it allows for pivotal movement of the second element (16) with respect to the first element (15). A stop (32) secures a parallel position of the stationary die and the movable die with respect to one another. As a result, the resulting pretensional torque counteracts the pressing torque, and the parallel arrangement of the dies (19, 20) is maintained.

Abstract: The drip system tool is similar to a pair of pliers with a piercing member and a retention member crossed in the center and rotatably fastened together. The piercing member has a handle with a gripping surface on one end and an inwardly projecting piercing pin on the opposite end. The retention member has a handle with a gripping surface on one end and an inwardly projecting arcuate retention hook on the opposite end. The retention hook is of a sufficient diameter to retain a piece of irrigation hose for the formation of a hole by the piercing pin. The retention member also features an axially oriented extension formed with a cylindrical socket for holding a conventional connector fitting for a drip irrigation system.

Abstract: A hand tool is provided for securing adjacent vinyl siding strips. First and second handles, bearing first and second jaws, are pivotally attached. A first jaw forms a channel, and the second jaw supports a crimp bolt. A portion of one siding strip is disposed between the jaws. Actuation of the jaws moving the crimp bolt against the vinyl strip pushes the strip into the channel forming crimps on the strip, which crimps facilitate formation of a positive lock with an adjacent strip.

Abstract: The present invention relates to a tool for shaping a workpiece. The tool has two pivotally connected arms that are stroked between open and closed positions. Each arm has a handle, an intermediate coupling portion and a working portion. One working portion has a cutting block with a face and two sidewalls that form a pair of spaced apart cutting edges. The other working portion has a pair of spaced apart ramp or wedge shaped blades with cutting edges that are aligned to shearingly engage the cutting edges of the cutting block. The tool is stroked to its open position to align the cutting block with the workpiece. The tool is then stroked to its closed position to form a pair of opposed flaps in the workpiece. The flaps form a slot having a desired width. The tool preferably includes a depth adjustment mechanism for selectively setting the tool to open to a desired intermediate position so that when the tool is aligned with the workpiece it will cut the workpiece to a desired depth.

Abstract: A pivotal jawarm for a compression tool has opposite sides, a pivot pin opening therethrough, longitudinally opposite ends on longitudinally opposite sides of the opening, and inner and outer edges between the ends and on laterally opposite sides of the opening. A stress concentrator comprising aligned recesses in the opposite sides of the jawarm extends from the inner edge toward the pivot pin opening and provides a failure point at the inner edge for consistently initiating a fatigue crack at the failure point and fracture of the jawarm from the failure point to the pivot pin opening.

Abstract: A pressing tool for pressing pipe ends, and in particular, ends of pipe to be laid for sanitary purposes. The pressing jaws of the tool are connected to one another in an articulated manner, each jaw having an insert that has a circle-like-configuration in the area of interaction between the respective jaws.

Abstract: Pressing tongs have at least two pressing jaws wherein at least one of the pressing jaws is configured to be moved from a closed position into an open position. At least one first connector is provided to connect the pressing tongs to a motor-driven actuating device. At least one second connector is provided to connect the pressing tongs to a manual actuating device. The same type of pressing tongs can thus be operated manually as well as motor-driven.

Abstract: A fiber optic cable trough notching system with a punch and a punch aperture spaced apart by a wall receiving opening for receiving a fiber optic cable trough component wall, the punch disposed to impart a force on the trough component wall to deform it into the punch aperture, and thereby create a detent and/or projection. The detent and/or projection are then utilized to operatively attach two trough components.

Abstract: A pliers head (1) for pressing work pieces includes a stationary die (20) and a movable die (19). A first element (15) is designed as a comparatively stiff housing (5). A second element (16) is designed as a lever (7). The lever (7) is subjected to a pretensional force (36). The pretensional force (36) has at least the value of a predetermined maximum pressing force of the pliers head (1). The first and second element (15, 16) are designed as separate parts, and they form a C-shaped mouth (14). The dies (19, 20) are located in the C-shaped mouth (14). A joint (10) is located at the first element (15), and it allows for pivotal movement of the second element (16) with respect to the first element (15). A stop (32) secures a parallel position of the stationary die and the movable die with respect to one another. As a result, the resulting pretensional torque counteracts the pressing torque, and the parallel arrangement of the dies (19, 20) is maintained.

Abstract: A punch having wings is driven through framing members and then rotated. Rotation of the punch causes the wings to crimp the framing members together. An angular crimping technique where piercing members are driven through framing members in at least two different directions to crimp the framing members together. A fastenerless cinching tool pierces adjacent framing members and crimps the framing members together.

Abstract: A plier assembly includes a first member that has a handle portion designed to be gripped by the hand of a user. The first member has an attachment portion for facilitating attachment to the second member. The first member has a jaw portion designed to be operationally coupled to a brake line. A second member has a handle portion designed to be gripped by the hand of a user. The second member has an attachment portion for facilitating attachment to the first member. The second member has a jaw portion designed for operationally coupling to a brake line. The second member is pivotally coupled to the first member. A plurality of rubber tip members are operationally coupled to the jaw portions for facilitating a seal for the brake line.

Abstract: A hand tool for expanding hollow bodies contains a casing (2) having a laterally extending first hand lever (3). A second hand lever, (7) which consists of steel and is joined to the casing so as to pivot on a shaft (5), bears a pinion sector (6) surrounding the shaft (5). The two hand levers (3, 7) form a pliers In the casing (2) a bore is disposed for guiding a rack consisting of steel, one end of which cooperates within the bore with the pinion sector (6) such that an expansion wedge can be displaced outwardly by a closing movement of the two hand levers (3, 7). The casing has means by which an expansion head with radially moving expander jaws can be placed coaxially onto the outwardly tapered end of the spreading wedge. To reduce both the weight and the force required for operation, the casing (2) and its hand lever (3) consist of a light material from the plastic and light metal group. The casing (2) thus forms together with the rack a low-friction combination of light material and steel.