Abstract: Provided is a battery pack. The battery pack includes a plurality of battery cells, each of which is provided with an electrode tab, an electrode lead including first and second lead parts respectively connected to the electrode tabs of the adjacent battery cells and a connection part connecting the first and second lead parts to each other, and a bus bar to which the first and second lead parts are coupled and connecting the plurality of battery cells to each other in series or parallel.

Abstract: A device (10?) for welding components by ultrasound. The device (10?) comprises a sonotrode (11?) having a sonotrode head (12?), which can be excited by a vibration generator to produce torsion vibrations with respect to a torsion axis (T). At least one welding surface (14?) is arranged on the peripheral side on the sonotrode head (12?) with respect to the torsion axis (T). The device (10?) also comprises a support device (15?) which supports the sonotrode head (11?) in a support area (16?), which contains a vibration node of the sonotrode head (12?). The support area (16?) and the welding surface (14?) at least partially extend along a common plane (E) which extends perpendicular to the torsion axis (T). A device (10?) for welding components by ultrasound by using a temperature control device are also disclosed.

Abstract: Disclosed herein are systems, methods, and devices for repairing holes in weld seams created by bobbin friction stir welding tools. A hole may be created when a welding tool or, more specifically, a pin of the tool is removed or otherwise extracted from a weld seam created by the tool. The method may involve inserting a plug (e.g., a rivet) into the hole, reshaping the plug in the hole (e.g., riveting) thereby securing the plug in the component, and creating another weld seam through the plug thereby consuming the plug. In some embodiments, the hole may be reshaped prior to inserting the plug. For example, the hole may be drilled out and/or a countersink may be created on one or both ends of the hole. Furthermore, the plug may extend outside of the hole prior to its reshaping and, in some embodiments, even after reshaping.

Abstract: A laser machining head controls an irradiation position of a laser beam on a machining target by rotating a first parallel plate by a first motor and rotating a second parallel plate by a second motor. A first holder holding the first parallel plate has a first rotation angle identification unit, and a second holder holding the second parallel plate has a second rotation angle identification unit. The first rotation angle identification unit has a positioning surface that allows positioning relative to the first parallel plate, and the second rotation angle identification unit has a positioning surface that allows positioning relative to the second parallel plate.

Abstract: An optical processing head capable of reducing the energy loss at the time of optical processing is disclosed. The optical processing head includes a first optical element that converts light emitted by a light source into first parallel light, a second optical element that is arranged downstream of the first optical element and converts the first parallel light into first divergent light, a third optical element that is arranged downstream of the second optical element and converts the first divergent light into second parallel light, and a fourth optical element that is arranged downstream of the third optical element and converts the second parallel light into convergent light which is condensed on the processing surface side.

Abstract: A method for creating a flexible portion or bending portion within a rigid structure. The method can also be used for creating a flexible structure from a rigid material. The method includes providing a substantially rigid material, such as, but not limited to, metals, alloys, hard plastics, and the like, and selectively removing portions of the rigid material defining a geometric pattern in the rigid material. A bending radius of the flexible portion is defined by the geometric pattern. The rigid structure may be used to create an enclosure, a cover for an electronic device, one or more hinges, or the like.

Abstract: A method for perforating a wall, includes calculating mechanical stresses applied on the wall for a use of the wall. The method further includes perforating an orifice in a first determined zone of the wall, the perforation being made using a tool with a cross-section dependent on the mechanical stresses calculated in the first determined zone.

Abstract: A laser machining apparatus has a workpiece holding unit, a laser irradiation unit, a machining feed unit that moves the holding unit and the laser irradiation unit in a machining feed direction, an indexing feed unit that moves the holding unit and the laser irradiation unit in an indexing feed direction, and a control unit that controls the operation of each component. The time required to stop the laser irradiation unit relative to the holding unit can be denoted by ‘ta’ and that required to index the irradiation position of the laser beam at the next scheduled division line can be denoted by ‘tb.’ When tb>ta, the control unit initiates the stopping and indexing simultaneously after a machining step and takes advantage of remaining time (tb?ta) following the end of the stopping to start to accelerate the laser irradiation unit relative to the holding unit.

Abstract: A planar object to be processed 1 comprising a hexagonal SiC substrate 12 having a front face 12a forming an angle corresponding to an off-angle with a c-plane is prepared. Subsequently, the object 1 is irradiated with pulse-oscillated laser light L along lines to cut 5a, 5m such that a pulse pitch becomes 10 ?m to 18 ?m while locating a converging point P of the laser light L within the SiC substrate 12. Thereby, modified regions 7a, 7m to become cutting start points are formed within the SiC substrate 12 along the lines 5a, 5m.

Abstract: Quality judgment on a laser beam intensity distribution is performed by taking an observation condition of the laser beam into consideration. A machine learning device includes: a state observing means that acquires data indicating an intensity distribution of a laser beam and data indicating a condition for observing the laser beam, performed to generate the data indicating the intensity distribution as input data; a label acquisition means that acquires an evaluation value related to judgment of the quality of the laser beam as a label; and a learning means that performs supervised learning using a pair of the input data acquired by the state observing means and the label acquired by the label acquisition means as training data to construct a learning model for judging the quality of the laser beam.

Abstract: A laser beam profiler unit for measuring an intensity distribution of a laser beam oscillated from a laser oscillator includes a magnifying optical system for magnifying a spot diameter of the laser beam oscillated from the laser oscillator and focused by a condensing lens, a first transmission prism for attenuating the laser beam, a second transmission prism for further attenuating a laser beam reflected by the first transmission prism, an image capturing element for detecting the laser beam reflected by the second transmission prism, and an analyzer for analyzing an intensity distribution of a spot of the laser beam from data of the laser beam detected by the image capturing element.

Abstract: In one embodiment, a brazing sheet comprises: a core layer, a braze liner on the first side of the core layer; and a waterside liner on the second side of the core layer. The core layer is comprised of a 3xxx series aluminum alloy. The waterside liner is an aluminum alloy comprising: 7-20 wt % Zn; up to 0.25 wt % Si; up to 0.1 wt % Cu; up to 0.25 wt % Mn; up to 0.1 wt % Mg; and up to 0.1 wt % Cr. In some embodiments, the brazing sheet has a thickness of 60-180 microns. In some embodiments, the waterside liner comprises 1-15% of the thickness of the brazing sheet.

Abstract: A weld wire of the present invention comprises a steel sheath encapsulating a fluxed core having a combination of fluxing compounds and alloying elements. The fluxing compounds comprise up to 2% Wt of fluoride compounds and up to 49% Wt of oxide compounds. The alloying elements comprise Mn, Ni, Co, Ti and up to about 0.98% Wt of C. The amount of Co is sufficient to produce a ferrite-bainite weld metal morphology of a resulting weld. A yield strength of the resulting weld was measured from about 95 ksi to about 111 ksi.

Abstract: An apparatus for aligning tubes of a heat exchanger includes a generally planar body having an insertion end and an actuator end, a first driving member received by the body and extending between the insertion end and the actuator end, the first driving member being movable axially with respect to the body, and a first biasing member operatively connected to the first driving member. The first driving member is actuatable to move the first biasing member between a clearance position in which the first biasing member lays generally flat within respect to the body, and an extended position in which the first biasing member extends generally perpendicular from the body.

Abstract: Provided is a production line that includes a conveying section (2) for conveying a plurality of pallets (8 and 8) along a loop-shaped circulation route, a workpiece setting section (3) for setting workpieces on the pallets (8 and 8), a setting-position measuring section (4) for measuring setting position of the workpiece on the pallets (8 and 8), a production process performing section (5) for performing one or multiple production processes at each of a plurality of locations on the circulation route for the workpieces on the pallets (8 and 8), and a workpiece extracting section (6) for extracting workpieces for which the production processes have been performed from the pallets (8 and 8). At least two of the production processes in the production process performing section (5) are performed while taking into account the setting positions of the workpieces on the pallets (8) measured by the setting-position measuring section (4).

Abstract: A method for drilling an element to be drilled by a drilling device and a cutting tool including drill margins and cutting edges. The method includes determining at least one load value representing overall drag due to internal friction of the drilling device and to friction of drill margins in the element to be drilled. Determining includes: stopping a drilling operation in progress; partial retraction of the cutting tool on a predetermined distance, the predetermined distance being chosen such that the cutting edges are no longer in contact with the element to be drilled; driving the cutting tool with predetermined cutting parameters; measuring at least one load value during the driving of the cutting tool with the cutting parameters before its cutting edges again come into contact with the element to be drilled and after stabilization of the load values, the measured load value representing the overall drag.

Abstract: The invention relates to a device (10) for machining work pieces, particularly for sharpening tools with cutters for cutting-machining, such as for example drills, milling tools or the like, the device (10) comprising a monolithic machine block (12) with at least two functional surfaces (14, 16) disposed at an angle with respect to each other, a work piece support arrangement (18) for clamping-in a work piece (38) to be machined, a machining unit (20), on which at least one tool (66, 68, 70) can be attached to machine the work piece (38), and a support (22), on which the machining unit (20) can be displaceably attached, wherein on a first functional surface (14) of the two functional surfaces (14, 16) of the machine block (12) the machine block (12) has at least one first linear guide (24, 26) for guiding a work piece support arrangement (18) along at least one first guide axis (X1), and on the second functional surface (16) of the two functional surfaces (14, 16) of the machine block (12) the machine block h

Abstract: In certain embodiments, a system is provided for the efficient removal of an old grip from a fishing pole while maintaining the integrity of the pole. The system can include a removal portion including one or more rotational assemblies that rotate one or more grinding members. The grinding members can include a rotational blade with a centering rod. The rotational assembly can remove the old grip while maintaining the integrity of the rod within. The system can include multiple sets of grinding members that are organized for efficient identification or may include adjustable grinding members that can be configured for specific rods. The system can further include a guide to help identify particular grinding members for use with particular fishing poles.

Abstract: A flexible membrane for a carrier head of a chemical mechanical polisher includes a main portion, an annular outer portion, and three annular flaps. The main portion has a substrate mounting surface with a radius R. The annular outer portion extends upwardly from an outer edge of the main portion and has a lower edge connected to the main portion and an upper edge. The three annular flaps include a first annular flap joined to an inner surface of the main portion at a radial position between 75% and 95% of R, a second inwardly-extending annular flap joined to the annular outer portion at a position between the lower edge and the upper edge, and a third inwardly-extending annular flap joined to the upper edge of the annular outer portion.

Abstract: A polishing apparatus which is an index system polishing apparatus which includes a polishing head for holding a wafer, a plurality of turn tables to which polishing pads for polishing the wafer are attached, and a loading/unloading stage for loading the wafer to the polishing head or unloading the wafer from the polishing head, and which polishes the wafer while switching the turn tables to be used for polishing the wafer held at the polishing head by causing the polishing head to perform rotation movement, the polishing apparatus including a turn table upward and downward movement mechanism which allows the turn table to move upward and downward. With this polishing apparatus, it is possible to reduce an amount of displacement caused when moment load is applied on the polishing head during polishing.

Abstract: A method is disclosed for grinding grooves on workpieces using a profiled grinding wheel, the profile of which is crushed. A reshaping crush process includes driven crush rollers, each being controlled on the basis of a rotational speed and current consumption. Thus, relative advancement between the grinding wheel and crush roller is controlled according to the speed and current consumption. A grinding machine is also disclosed for grinding a workpiece, wherein the workpiece is held by means of a workpiece spindle head. A crush device comprising a crush roller with a dedicated rotary drive is provided on the grinding machine. The grinding wheel is applied to the crush roller in order to dress the grinding wheel profile. The crush roller has a profile-crushing portion for profile-crushing the grinding wheel with a first dressing volume and a reshaping profile-crushing portion for profile-crushing the grinding wheel with a second dressing volume.

Abstract: An apparatus for replacing an abrasive sheet in a sanding machine comprising a working head in which it is provided a support body having an engagement surface arranged to engage with an abrasive sheet. The sanding machine also comprises a handling device arranged to actuate the support body in space according to at least two degrees of freedom. The face of the abrasive sheet facing, in use, towards the support body and the engagement surface of this comprises a mutual engagement means of removable type. For example, the mutual engagement means can provide a layer of Velcro, i.e. a velvet layer on a face and a plurality of hooks on the other face, or an adhesive layer, in particular of reversible glue layer, or a plurality of projections and recesses mutually engageable with each other, or similar engagement elements. Furthermore, is provided a removal station in which it is installed a removal device having a sharp edge arranged to remove the sheet from the support body through a plurality of operations.

Abstract: A processing apparatus includes a chuck table that holds a workpiece by a holding face, a processing unit that processes the workpiece with a grinding whetstone or a polishing pad, a movement unit for moving the chuck table and the processing unit parallel to the holding face, a processing feeding unit for moving the chuck table and the processing unit in a direction orthogonal to the holding face, an inspection unit to inspect a process mark of the workpiece during processing, a dressing unit to dress the grinding whetstone or the polishing pad of the processing unit, and a control unit. When a process mark of a size exceeding a threshold value is detected on the process face of the workpiece, the control unit stops processing of the workpiece, and after the grinding whetstone or the polishing pad is dressed, restarts processing.

Abstract: Disclosed is a handheld canvas stretching tool used to stretch canvas across a stretcher frame. The tool can include upper and lower jaw plates with slip resistant surfaces configured to firmly grasp a portion of the canvas to be stretched. The tool includes wide “locking pliers” technology, and a second class lever action. These features give the user the mechanical advantage needed to apply a taut stretch to the canvas, while permitting one hand, and sometimes both hands, of the user to be free to apply staples that secure the canvas to the stretcher frame.

Abstract: This disclosure describes embodiments of a combination castlenut and barrelnut socket adapter that may be used to remove castlenuts and barrel nuts from firearms.

Abstract: A hand tool includes a head and a handle. The head is pivotally mounted to the handle, permitting the position of the head to be changed relative to the handle. In addition, the tool includes a primary locking mechanism and a secondary locking mechanism. The primarily locking mechanism primarily fixes the head relative to the handle in a particular position. The secondary locking mechanism can be used to further lock the head and handle. The locking mechanisms are actuated by movement of a sleeve which is located on the handle.

Abstract: A tool for removing orthotic inserts from inside of a shoe. The tool consists of a blade with a narrow tip for inserting between the edge of the orthotic and the inside of the shoe, a housing attached to the blade, the housing internally containing an LED light, a battery, a controller, and an on/off switch to active the light, and a handle use for leverage to remove the orthotic. The handle is covered by a soft pliable rubberized grip made of a silica gel material.

Abstract: A tool kit for vehicles, for dismounting, mounting and/or separating components associated with transmission assemblies and/or suspension assemblies. The tool kit includes a tool yoke including an elongated body, a threaded central through hole and a slit arranged on each side of the central through hole. Each slit is arranged to receive at least one threaded jaw fastener to extend there through. Further, the tool kit includes a pair of jaw units attachable to the tool yoke and arranged to engage one of the components in order to perform an operation thereon. The jaw units are securable to the tool yoke at different positions along the tool yoke by the jaw fasteners.

Abstract: A system for providing a load on a bearing mounted to a shaft includes an attaching member releasably connectable to the shaft and a press mechanism in fluid communication with a source of fluid and configured to provide a compressive load to the bearing. The press mechanism includes a switch having a base and a piston in communication with the fluid such that an increase in a pressure of the fluid results in the piston extending upwardly from the base and a decrease in the pressure of the fluid results in the piston retracting toward the base. The switch includes a lower proximity sensor and a higher proximity sensor. The piston is configured to extend upwardly from the base past the lower proximity sensor and to trip the higher proximity sensor. The switch is configured to control the increase in the pressure in response to the piston tripping the higher proximity sensor.

Abstract: A tool includes a shaft having a front end and a distal end; a displacement mechanism for extending and retracting the shaft; and one or more pivoting tool elements coupled to the tool shaft proximate to the distal end of the shaft, wherein the one or more pivoting tool elements includes a body having an upper element and a lower element, wherein the one or more pivoting tool elements includes a pivot point about which the upper element and lower element pivot while coupled to the shaft. A method includes extending the tool shaft and the pivoting tool element into a bore of the flow control device; pivoting the pivoting tool element while extending the tool shaft through a removable component of the flow control device; and removing the removable component from the flow control device by retracting the tool shaft through the bore of the choke.

Abstract: A fastener-driving tool is provided and includes a housing and a workpiece-contacting element movably connected to the housing, where the workpiece-contacting element is movable between a rest position and an activated position. A trigger is movably connected to the housing such that the trigger is movable between a rest position and an activated position. The tool further includes an actuation lever movably connected to the trigger and movable between a rest position and an activated position. A damper mechanism is associated with the actuation lever and is configured to control a rate of movement of the actuation lever between the activated position and the rest position.

Abstract: An electric working machine according to one aspect of the present disclosure includes an output shaft, a motor, a transmitting device, a drive device, a controller, and a current path. The transmitting device has transmittable allowable torque and transmits rotation of the motor to the output shaft. The drive device energizes the motor with electric supply from a battery in accordance with a command from outside the electric working machine. The current path is configured to be able to energize the motor with a current value larger than an allowable current value required to limit torque generated in the transmitting device due to rotation of the motor to the allowable torque or smaller.

Abstract: An ergonomic handle to be used in conjunction with a hand-operated personal use tool. A unique feature of the ergonomic handle is a series of concave-shaped grooves and convex-shaped protrusions on the top surface and one concave-shaped groove and two convex-shaped protrusions on the bottom surface. The ergonomic handle has an arcuate shape to facilitate a secure grasping of the handle by the fingers of one handle.

Abstract: In an approach to creating assembly plan for disaster mitigation, one or more computer processors identify one or more triggering events. The one or more computer processors receive one or more configuration parameters for one or more assembly plans pertaining to the one or more triggering events. The one or more computer processors analyze the one or more configuration parameters to determine necessary configuration parameters based upon the identified one or more triggering events. The one or more computer processors create the one or more assembly plans containing one or more instructions for one or more self-assembling robots based on the determined necessary configuration parameters. The one or more computer processors send the one or more assembly plans to one or more self-assembling robots.

Abstract: A robot includes a robot arm having an nth (n is an integer equal to or more than one) arm and an (n+1)th arm, the nth arm is rotatable about an nth rotation shaft, the (n+1)th arm is provided on the nth arm rotatably about an (n+1)th rotation shaft in a shaft direction different from a shaft direction of the nth rotation shaft, and, while a distal end of the robot arm is moved from a first point to a second point, a first operation such that the nth arm and the (n+1)th arm overlap as seen from the shaft direction of the (n+1)th rotation shaft and a second operation of rotating the nth arm are performed.

Abstract: A manipulator includes a mount member, a base member with threaded openings and an aperture, two links, and an output member with threaded openings and an aperture. The manipulator also includes three motors mounted to the mount member and three drive trains connected to the motors, respectively.

Abstract: Setting a target region determined based on a positional relationship between an object and a holding unit at a time of holding the object with the holding unit, acquiring measurement data on a plurality of objects, recognizing positions and orientations of the plurality of objects based on the acquired measurement data and a three-dimensional shape model of the objects, calculating a position of the set target region for each of the plurality of recognized objects based on the recognized positions and orientations of the plurality of objects, performing interference judgment about interference between the holding unit and the object in an order determined based on the positions of the target regions, and causing the holding unit to hold one of the plurality of recognized objects based on a result of the performed interference judgment.

Abstract: A teaching device includes a motion image generating unit that generates a motion image in which a workpiece is moved, a position detecting unit that detects the grip position in which a hand grips, and a teaching-point setting unit that sets a teaching point. The position detecting unit detects the grip position on the workpiece when the motion image generating unit moves the workpiece in the motion image. The teaching-point setting unit sets the teaching point based on the grip position on the workpiece.

Abstract: A robot includes an arm, and a force detector that is disposed on the arm and detects a force, in which a first object is held from both of a gravity direction and a direction opposite to the gravity direction, and the first object is inserted into an insertion portion provided in a second object.

Abstract: A method for operating a robotic system that includes calculating a base motion plan, wherein the base motion plan includes a sequence of commands or settings, or a combination thereof, that operates a robotic arm and a gripper to transfer a target object from a start location to a task location; receiving a contact measure while executing the base motion plan, wherein the contact measure represents an amount of grip of the gripper on the target object; and generating one or more actuator commands/settings that deviate from the base motion plan when the contact measure fails to satisfy a threshold, wherein the one or more actuator commands/settings thereof are configured to operate the robotic arm, the gripper, or a combination thereof to execute one or more response actions not included in the base motion plan.

Abstract: A robotic system that includes a robot and a remote station. The remote station can generate control commands that are transmitted to the robot through a broadband network. The control commands can be interpreted by the robot to induce action such as robot movement or focusing a robot camera. The robot can generate reporting commands that are transmitted to the remote station through the broadband network. The reporting commands can provide positional feedback or system reports on the robot.

Abstract: The walking robot is a mobile robot. The walking robot moves in a bipedal manner. The bipedal movement of the walking robot is autonomous. The walking robot is a programmed device that: 1) can move in a bipedal fashion; 2) pick up and put down objects; 3) performs optical data processing functions such as avoiding objects during motion or identifying objects to pick up and put down; 4) performs speech recognition functions such as receiving spoken instruction; and, 5) responds to spoken instruction in an audible manner using a spoken language. The walking robot comprises a torso, a plurality of legs, a plurality of arms, and a helmet. The plurality of legs, the plurality of arms, and the helmet is attached to the torso. Both the plurality of legs and plurality of arms both rotate in the coronal plane, sagittal plane and the transverse plane.

Abstract: A handheld tool includes a handle for holding by a user, an attachment arm extending from the handle that is configured to connect to a user-assistive device, a first inertial measurement unit (“IMU”) mounted to the attachment arm to acquire measurements of one or more of a motion or an orientation of the user-assistive device and to generate feedback data indicative of the measurements, an actuator assembly coupled to manipulate the user-assistive device via the attachment arm in at least two orthogonal dimensions, and a motion control system coupled to receive the feedback data from the first IMU and coupled to provide commands to the actuator assembly to provide auto-leveling of the user-assistive device to a frame of reference while the user manipulates the handheld tool.

Abstract: A hand controller for enabling a user to perform an activity and method for controlling a robotic arm is provided. The hand controller includes a bar with a grip and a plurality of motors to provide a force feedback to the user in response to the movement of the plurality of mechanical arms. The method involves receiving input corresponding to the manipulation of a bar and providing a force feedback in response to the movement of the plurality of mechanical arms.

Abstract: A robotic system has a plurality of user selectable operating modes. To select one of the operating modes, a user performs a distinguishing action which uniquely identifies a desired operating mode among the plurality of user selectable operating modes. A method implemented by a processor in the robotic system identifies the distinguishing action and places the robotic system in the user selected operating mode.

Abstract: Systems, methods, and apparatus for a vacuum tool having a switchable plate, such that a common vacuum tool may be adapted with different plates. A switchable plate may form the entirety of the vacuum tool's material contacting surface or a switchable plate may form a portion of the material contacting surface. The vacuum tool is effective for picking and placing one or more manufacturing parts utilizing a vacuum force.

Abstract: The invention relates to an operating device for a tube lifter having a suction grip device arranged on one end of the lifting tube, the operating device having a suction port for fluid communication with the suction grip device, a lifting tube port for fluid communication with the tube interior of the lifting tube, and a valve means for controlling the fluid communications, the valve means comprising a blocking member, a ventilation valve and a control valve, the valve means being designed such that the control valve is adjustable independently of the position of the blocking member and the valve means being designed such that when the ventilation valve is shifted into the ventilation position the blocking member always closes off the flow path between the tube interior and the suction grip device. The invention also relates to a tube lifter comprising an operating device of this kind.

Abstract: A folding knife configured for safe and rapid disassembly and reassembly includes an upper handle portion having two engaging grooves respectively adjacent to its two ends, and a lower handle portion having an engaging and pivotally connecting shaft and an engaging and locking shaft respectively adjacent to its two ends. The two shafts are engageable in the engaging grooves respectively. A blade is mounted around the engaging and pivotally connecting shaft and rotatable into and out of a space between the handle portions. A pushable locking member is rotatably connected to the engaging and locking shaft and can be pushed to allow or prevent disengagement between the engaging and locking shaft and the corresponding engaging groove. Thus, user only has to push the pushable locking member, the upper handle portion and the blade will be in a detachable from or securely connected to the lower handle portion as a whole.

Abstract: An accessory tool for an oscillating power tool includes a mounting portion and a blade portion that extends from the mounting portion. The blade portion includes a first lateral edge portion, a second lateral edge portion, and a leading edge portion. A cutting edge is defined in the second lateral edge portion that includes a rearward facing portion that extends generally laterally from a distal end portion of the second lateral edge portion toward the first lateral edge portion and a forward facing cutting edge portion that extends from said second lateral edge portion toward said first lateral edge portion. The rearward facing cutting edge portion is at least partially interposed between the leading edge portion and the mounting portion, and the forward facing cutting edge portion is at least partially interposed between the rearward facing cutting edge portion and the mounting portion.

Abstract: The present invention relates to an electric shaver. More particularly, the present invention relates to an electric shaver comprising a handle and a shaver head including at least one cutter unit having a drivable cutter element and a shear foil, wherein the shaver head is connected to the handle by means of a support structure which in some cases may provide for some movability of the shaver head relative to the handle. The shaver head and/or the at least one cutter unit may have an elongated contour with a main axis extending transverse to the handles' longitudinal axis and substantially parallel to a cutting oscillation axis of the cutter element. The shaver head is spaced apart from the handle with a gap defined between a bottom face of the shave head and a top face of the handle, the gap forming a ring-shaped contraction in the outer contour of the shaver around the support structure and giving access to the support structure bridging the gap.