Abstract: The invention relates to a crimping pliers network (39) which comprises pressing pliers (2), an electronic control unit (31) (in particular a smartphone or a tablet) as well as a data storage device (37) (in particular a cloud storage (38)). According to the invention, a die (3, 4) of the pressing pliers (2) comprises an identifier (18, 19) which can be captured by a capturing device (21) of the pressing pliers. Data (48) from the data storage device (37) and being specific for the captured identifier (18, 19) is provided to the control unit (31). The data might be a desired pressing force curve (49), a desired pressing displacement curve (50) and/or information concerning a workpiece for which the dies (3, 4) are designated. In this way, it is possible to increase the process safety when using the crimping pliers (2). Furthermore, the invention relates to a method for pressing a workpiece.

Abstract: The invention relates to pressing tongs or crimping pliers (1). The pressing tongs or crimping pliers (1) comprise a fixed pliers jaw (4) and a movable pliers jaw (6). A closing motion of the movable pliers jaw (6) can be initiated by pivoting a movable hand lever (9) via a toggle lever drive (11). According to the invention, a further lever (48), especially in the form of an additional hand lever (49), is provided. The further lever (48) is coupled to the movable pliers jaw (6) in such a way that when the further lever (48) is pivoted, an opening motion of the pliers jaw (6) into an insertion and/or removal position can be initiated.

Abstract: The invention relates to a manually operated pliers tool , which may especially be crimping pliers. According to the invention, the pliers tool is equipped with an electronics construction unit. The electronics construction unit is realized separately from a mechanical pliers part and arranged in a pliers head part of the mechanical pliers part, which is arranged between hand levers and pliers jaws. The electronics construction unit is attached to this pliers head part. The electronics construction unit extends at least on two opposite sides of the pliers head part, sandwiching the pliers head part, and comprises a connector, where the connector extends through or around the pliers head part between the two opposite sides of the pliers head part.

Abstract: The invention relates to a pivoting pliers jaw (18) having a design comprising plates for manually actuated crimping pliers (1). The pivoting pliers jaw (18) comprises a supporting plate (23) at which on both sides pliers jaw plates (25) are held. The pliers jaw plates (25) form an accommodation for a die insert or support the accommodation. According to the invention the pivoting pliers jaw (18) is L-shaped. Bolts (27, 28) for mounting the pliers jaw plates (25) to the supporting plate (23) are arranged in a way such that a connecting axis of the longitudinal axes of the bolts (27, 28) have an orientation approximately perpendicular to a supporting plane (36) for the effective crimping force.

Abstract: The invention relates to pressing or crimping pliers (1). According to the invention a spring device (35) (which is e.g. embodied as U-shaped leaf spring (36)) is used in the crimping pliers. In an equilibrium position (48) the leaf spring (36) is trapped between stops (49, 50). If the pressing or crimping pliers (1) are moved from the equilibrium position (48) in closing direction the leaf spring (36) is biased by a follower (54) such that the leaf spring (36) generates an opening force. In reversed direction the opening movement of the pressing or crimping pliers (1) from the equilibrium position (48) leads to a bias of the leaf spring (36) by a follower (55) such that the leaf spring is able to generate a closing force. According to the invention it is possible to provide that the pressing or crimping pliers (1) automatically and elastically open when reaching the closed position.

Abstract: The invention relates to a manually actuated hand tool (2) which might e.g. be embodied as pliers (1). According to the invention, the hand tool (2) comprises a display device (13) by which it is possible to display a hand tool identification (16). It is possible to electrically modify the displayed hand tool identification (16). It is possible to permanently display the hand tool identification (16) without electric powering. Preferably, for this purpose the display device (13) comprises a so-called “electronic paper”.

Abstract: The invention relates to a pressing tool, crimping tool or cutting tool (1; 2; 3) with a tool jaw (5) which is supported at a supporting body (24) by a guidance (28) having a remaining measuring degree of freedom (26). The tool jaw (5) is supported at the supporting body (24) in the direction of the measuring degree of freedom (26) by a mechanical parallel arrangement of an elastic supporting element (14) and a sensor (84). Here, the stiffness of the elastic supporting element (14) is dimensioned such that for the maximum of the effective working force of the pressing tool, crimping tool or cutting tool (1; 2; 3) the sensor (84) has a maximum deflection of at least 0.1 mm or at least 1°.

Abstract: The invention relates to a crimping tool locator (1). The crimping tool locator comprises a component (3), in particular a base body (4), which is preferably manufactured from a transparent plastic material. Accommodations (5) of the base body (4) for a workpiece (6) are each equipped with a lining (41) which can e.g. be manufactured from a transparent plastic material or metal. Despite of the use of a material which in some cases comprises a reduced wear resistance or hardness by use of the lining (41) it is possible to provide a large lifetime of the crimping tool locator (1) and the accommodations (5). By use of a transparent plastic material for the base body (4) it is possible that the user of the crimping tool is able to inspect the accommodation (5) from the outside and to analyse if a workpiece (6) arranged in the accommodation (5) is in the correct position. Preferably, a lightening device (9) is integrated into the crimping tool locator (1).

Abstract: The invention relates to hand pliers (1) which are in particular embodied as crimping pliers. According to the invention, the hand pliers (1) comprise a counting device (16) which counts the number passed working strokes (17). The counting device (16) is built with a sensor which senses the distance or displacement of two components moved relatively to each other over the working stroke (17), in particular the distance or displacement of hand levers (2, 3). If the count number registered by the counting device (16) exceeds a threshold value, it is possible to produce a display at a displaying device of the hand pliers (1) which indicates that an exchange of drive elements or an exchange of dies or a certification of the hand pliers is required.

Abstract: The invention relates to manual pliers of different types and/or geometries. According to the invention, the manual pliers have a modular design. Here, without any adaptations of the design a base module (41) can be combined with different pliers head modules (38a, 38b, 38c). By the inventive modular design it is possible to reduce the manufacturing costs and to use a large number of same parts for manufacturing manual pliers of different types.

Abstract: The invention relates to hand pliers (1) which are in particular embodied as crimping pliers. According to the invention, the hand pliers (1) comprise a counting device (16) which counts the number passed working strokes (17). The counting device (16) is built with a sensor which senses the distance or displacement of two components moved relatively to each other over the working stroke (17), in particular the distance or displacement of hand levers (2, 3). If the count number registered by the counting device (16) exceeds a threshold value, it is possible to produce a display at a displaying device of the hand pliers (1) which indicates that an exchange of drive elements or an exchange of dies or a certification of the hand pliers is required.

Abstract: The present invention relates to a set of interchangeable crimp units for a crimping machine. According to the invention each crimp unit comprises an integrated sensor for measuring a crimping force or a crimping displacement during the crimping process.

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 present invention relates to crimping pliers designed and arranged for manually crimping a work piece. Such crimping pliers comprise two manually operated hand levers coupled by a transfer mechanism with two crimping jaws. A closing mechanism is designed and arranged for being operated independent on said hand levers. Upon activation of the closing mechanism the crimping jaws are moved from an open state in a partial movement in a further closed starting state. The crimping jaws are secured in the starting state against returning into said open state. Starting from said starting state the crimping jaws are movable in an additional partial movement towards each other upon manipulation of the hand levers.

Abstract: The present invention relates to a head of crimping pliers for crimping a work piece. The head comprises two inserts. Each insert builds at least two halves of at least two nests for the work piece. The inserts are guided along a guiding axis for a sliding movement between a first and second relative position. The guiding axis is directed transverse to the crimping axis. Two nests built by the halves might be used in one and the same position by moving the inserts from the first to the second relative position.

Abstract: The present invention relates to crimping pliers for crimping a work piece. The crimping pliers comprise two hand levers. The hand levers are linked with tools or dies for applying a crimping movement upon the work piece. The dies are housed in a head of the crimping pliers. A locator has a pivoting degree of freedom with respect to the head around a pivoting axis which has an orientation parallel to a main extensional plane of said head and transverse to the degree of freedom of the dies during the crimping process. The locator comprises an activating element with an extension being designed and arranged such that said extension is located in the access area of a finger of a hand of a user of said pliers gripping or contacting the hand levers.

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: 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.