Abstract: An auxiliary grip of a hand-held power tool includes a rod body, a connecting member, and a covering layer made of an elastic material. An end portion of the rod body has a first coupling portion. Two ends of the connecting member have a connecting section and a second coupling portion, respectively. The second coupling portion of the connecting member is coupled with the first coupling portion of the rod body so that the rod body can be swayed relative to the connecting member. The covering layer covers the rod body and a part of the connecting member. The connecting section of the connecting member is connected to a power tool. When the power tool causes the auxiliary grip to vibrate due to its mechanical operation, the rod body can be swayed relative to the connecting member to reduce the vibration during the grip.

Abstract: A system for attaching a handle such as an extension pole to a power tool such as a hand sander includes a collar, a pressure plate, front and back pairs of vibration absorbing spacers, and a handle holder. The collar has a contact area and two projections extending from the contact area, and the a plate fits onto the projections so that the plate and the contact area of the collar define a space for mounting of a tool. The handle holder extends between the projections and is between the first and second pair of vibration absorbing spacers. A tightening structure may press the plate toward the contact area and compress the first and second pairs of vibration absorbing spacers toward the handle holder.

Abstract: An electric working machine in one aspect of the present disclosure includes an electronic component that emits heat, and a metal plate thermally coupled to the electronic component. A graphite sheet with high thermal conductivity is adhered to a surface of the metal plate opposite to a surface thermally coupled to the electronic component.

Abstract: A power tool including a housing, a motor housed in the housing, and a handle formed on the housing, the handle being provided with a speed regulating mechanism for adjusting the rotational speed of the motor. A speed limiting mechanism cooperates with the speed regulating mechanism. The speed limiting mechanism includes a first knob and a second knob disposed on two sides of the handle. The first knob and the second knob are interlocked with each other to be toggled to limit the motor to operate at a fixed rotational speed.

Abstract: Light weight hydraulic cutting and crimping tools built with advanced composite materials, engineering plastics and additive manufacturing, replace current steel and aluminum components and traditional subtractive manufacturing.

Abstract: An apparatus for holding a hood of a vehicle open during e-coat application and painting. The apparatus includes a support incorporating first and second pairs of legs attached to spaced locations on right and left sides of an engine compartment. The two pairs of legs are connected at an upper portion of the legs. A hood support bar is connected to the upper portion of both the first and second pairs of legs and extends transversely across the engine compartment. A hood striker receiving bracket may be provided on the hood support bar. The apparatus is adjustable to position the hood striker receiving bracket in a range of vertical, transverse and longitudinal locations. The adjustability of the apparatus provides a flexible hood support that reduces thermal distortion or sag due to thermal load.

Abstract: A socket holder is provided, including: a seat, a sleeving member and a locking mechanism. The sleeving member includes a neck portion which is configured to be assembled with a socket. The sleeving member is movably assembled with the seat. The locking mechanism includes at least one first locking portion, at least one second locking portion which is releasably engagable with the at least one first locking portion, and an operational portion which is movable together with the at least one first locking portion. One of the at least one first locking portion and the at least one second locking portion is disposed on the seat and the other is disposed on the sleeving member. The operational portion includes an operational member which is located out of the neck portion and operable from outside of the socket holder.

Abstract: A case for storing drivable components or tool accessories may include a first half shell configured to retain drivable components or tool accessories, a second half shell, a hinge and an arm member. The hinge may operably couple the first half shell to the second half shell to enable the first and second half shells to pivot about an axis of the hinge to transition the case between an opened state and a closed state. The arm member may extend away from a portion of only one of the first or second half shell to form a case attachment loop. The case attachment loop may be disposed to enable the transition between the opened and closed states while a suspending device is passed through the case attachment loop.

Abstract: A robot system includes a manipulating force detector configured to detect a manipulating force given to an operation end by an operator, a reaction-force detector configured to detect a reaction force given to a work end or a workpiece held by the work end, a system controller configured to generate an operating command of a master arm and generate an operating command of a slave arm based on the manipulating force and the reaction force, a master-side control part configured to control the master arm, and a slave-side control part configured to control the slave arm. The system controller has an exaggerated expresser configured to exaggeratedly present an operating feel to the operator who operates the operation end in a reaction-force sudden change state that is a state in which the reaction force changes rapidly with time.

Abstract: An arm and lower back support device that is smaller in size, lighter and costs less. An arm and lower back support device (10) is provided with: an upper body frame (18) that is mounted on the back of a user; thigh arms (16) that are mounted on the lower limbs of the user; and arm support arms (20) that are mounted on the upper limbs of the user. In addition, the arm and lower back support device (10) comprises artificial muscles (22) which provide supportive force in the direction raising the upper body of the wearer, by urging the upper body frame (18) toward the thigh arms (16), and provide supportive force in the direction lifting the upper limbs of the user, by urging the arm support arms (20) toward the upper body frame (18).

Abstract: Autonomous mobile robots may communicate with each other to avoid hazards, mitigate collisions, and facilitate the operation that they are intended for. To enhance such cooperation, it would be highly advantageous if each robot were able to determine which robot, among a plurality of other proximate robots, corresponds to each communication message. The specific identity of each robot is generally unknown to the other robots if a plurality of robots are in range. Systems and methods provided herein can enable robots and other equipped devices to determine the spatial location of each other robot in proximity, by detecting a pulsed localization signal emitted by each of the other robots. In addition, each robot can transmit a self-identifying code, synchronous with the emitted localization signal, so that other robots can associate the proper code with each robot. After such localization and identification, the robots can then cooperate more effectively in mitigating potential collisions.

Abstract: A support robot and control system having a support arm providing at least one degree of motion. The support robot includes a support arm supporting mechanism connected to the support arm and providing at least two degrees of motion. The support arm optionally includes a biomimetic actuator connectable to an end effector, a telescoping section operatively connected to the biomimetic actuator, and a tensile force transmitting member connected to an actuator. The actuator is capable of moving the biomimetic actuator towards and away from the actuator via the tensile force transmitting member. The support arm further includes an inflatable outer cover at least partially encasing the telescoping section and the tensile force transmitting member.

Abstract: A storage, retrieval and processing system for processing objects is disclosed. The storage, retrieval and processing system includes a plurality of storage bins, a plurality of destination bins, and a processing programmable motion device. The plurality of storage bins provides storage of a plurality of objects, where the plurality of storage bins are in communication with a gantry retrieval conveyance system for moving selected bins to a bin processing location. The plurality of destination bins are in communication with the gantry retrieval conveyance system for moving a selected destination bin to the processing location. The processing programmable motion device is at the processing location and is in communication with the gantry retrieval conveyance system. The processing programmable motion device includes an end effector for grasping and moving a selected object out of a selected storage bin and depositing the selected object in the selected destination bin.

Abstract: A robot includes at least two or more types of component units and a control unit configured to control an operation of each component unit. The respective units are configured to be detachable from each other. The control unit is configured to be able to collect configuration data of each of the component units and acquire connection data regarding connection states of all the component units connected to the control unit based on the collected configuration data. A determination portion that stores a predetermined connection form of each component unit, which is controllable by the control unit, in advance as verification data and determines whether or not connection data acquired by the control unit matches the verification data is further provided.

Abstract: A servo includes a housing and a motor, a reduction gear drive mechanism, an output shaft, a position sensor and at least two stage of transmission gears. The reduction gear drive mechanism is connected with motor and the output shaft of the servo, the reduction gear drive mechanism used to transmit power from the motor to the output shaft of the servo. A head stage of the transmission gear is located on a tail end of the output shaft of the servo, and the position sensor is located at an axis of a tail stage of the transmission gear. The at least two stage of transmission gears transmit a rotation angle of the output shaft of the servo to the position sensor by a ratio of 1:1, the position sensor is not arranged coaxially with the output shaft of the servo.

Abstract: A robot apparatus equipped with a driving source includes a power transmission module configured to transmit power to the driving source, a power reception module configured to receive the power transmitted by the power transmission module, and a control device configured to control a power transmission start timing in such a manner that the power reception module receives predetermined power at a timing at which the driving source operates.

Abstract: To facilitate confirmation as to whether or not it is data measured by the same operation upon acquiring measurement data in an industrial machine. A learning data confirmation support device 3 that facilitates confirmation of contamination of inappropriate data when learning data including only normal data are acquired in advance, in order to detect an anomaly of an industrial machine using machine learning, includes a data acquisition unit 31 that acquires measurement data including time-series data representing at least one of a predetermined state quantity or control quantity relating to control when the industrial machine is made to perform a certain operation; and a display control unit 32 that aligns a plurality of pieces of time-series data acquired by the data acquisition unit in a direction of a time axis and, in this state, superimposes a same type of pieces of data of the time-series data to display in a graph.

Abstract: Robotic visualization systems and methods include running and analyzing perception algorithms and models for robotic visualization systems on multiple computing platforms to obtain a successful complete an object processing request.

Abstract: Embodiments are generally directed to generating a training dataset of labelled examples of sensor images and grasp configurations using a set of three-dimensional (3D) models of objects, one or more analytic mechanical representations of either or both of grasp forces and grasp torques, and statistical sampling to model uncertainty in either or both sensing and control. Embodiments can also include using the training dataset to train a function approximator that takes as input a sensor image and returns data that is used to select grasp configurations for a robot grasping or targeting mechanism.

Abstract: A clamp installation apparatus includes a robot arm pedestal having a rotary table; a robot arm installed on the rotary table of the robot arm pedestal and having a plurality of arms and a plurality of joints; a robot hand installed to a forefront arm of the plurality of arms; and a control device. The robot hand includes: a clamp holding section configured to hold the clamp; a fastening section configured to fasten an engaging section of the clamp to give a clamp force to a work; and a measuring section configured to collect position data of a predetermined member of the clamp. The clamp can be automatically installed and removed. Also, the heat curing can be carried out in the condition to have installed the clamp.

Abstract: The parallel link mechanism is applied to a work device in which a link actuation device and a combined-side actuator are combined. A control device includes a storage that stores a plurality of work coordinates as well as a work-point movement velocity as a target velocity of an end effector and a posture change velocity as a target angular velocity to be set for changing the posture of the end effector. A controller includes a switching function unit that switches the target velocity used for calculating movement velocities of the respective posture control actuators and a movement velocity of the combined-side actuator, to the work-point movement velocity and to the posture change velocity.

Abstract: A method for estimating a torque acting on a joint of a robot. The method comprises performing an identification routine for determining a position-dependent error rotation angle of a rotational deformation of a transmission. Subsequently, a rotation angle of a rotational deformation of the transmission is measured at a joint position and the measured rotation angle is corrected by means of the identified error rotation angle.

Abstract: Systems and methods are provided for controlling robots and their end effectors. One embodiment is a method for controlling a robot. The method includes: maneuvering a robot via a robot controller that is dedicated to operating the robot, thereby altering a position of an end effector mounted to the robot, communicating from the robot controller to an end effector controller that is disposed at the end effector and is dedicated to operating the end effector, determining a position of the end effector via the end effector controller, and operating the end effector via the end effector controller based on the position of the end effector.

Abstract: The present disclosure provides a virtual rail based cruise method as well as an apparatus and a robot using the same. The method includes: obtaining a digital map including a virtual rail; performing a path planning based on the virtual rail, a current position of the robot, and a cruise end point to obtain a cruise path; and obtaining parameter(s) of the robot by calculating through a preset path tracking algorithm based on the cruise path and the current position of the robot, and controlling the robot based on the control parameter(s). In this manner, the problems of the prior art that needs to lay a rail or set an auxiliary device which causes high cost and inconvenience in usage as well as the rail needs to be re-laid or the auxiliary device needs to be reinstalled when the route is to be changed can be solved.

Abstract: There is provided an information processing apparatus, an information processing method, and a program capable of planning an action while appropriately changing a state. The information processing apparatus includes: a first planning unit that performs predetermined processing relating to planning of an action while changing a state between a plurality of types of predetermined states, in which, in a case where the state has been changed, the first planning unit notifies a second planning unit at a higher level than the first planning unit of information indicating that the state has been changed, and the plurality of types of predetermined states includes a plurality of types of first states indicating that normal execution is in progress.

Abstract: A trajectory generation device which generates a trajectory of a robot includes: a trajectory exploration graph generation unit which is configured to generate a trajectory exploration graph composed of a plurality of nodes for generating the trajectory; an acceleration upper limit value acquisition unit which is configured to acquire a first acceleration upper limit value based on orientations and an acceleration direction of the robot at a current node; a velocity and acceleration setting unit which is configured to set a first velocity representing a velocity when moving from the current node to a next node adjacent to the current node based on the acquired first acceleration upper limit value, and an acceleration; and a node cost calculation unit which is configured to calculate a moving time by using the set first velocity and the acceleration as cost from the current node to the next node.

Abstract: A search device, a search method, and a search program for causing a quantum computer to search for angles of joints of a robot such as a robot arm at which the posture of the robot satisfies a predetermined condition by using a quantum algorithm are provided. The search device includes a specifying unit that specifies a function for identifying whether or not a posture of a robot satisfies a predetermined condition, a setting unit that applies a unitary transformation formed based on the function to a plurality of qubits corresponding to an angle of a joint of the robot a number of times according to the number of the plurality of qubits and sets a quantum computer so as to search for a state of the plurality of qubits corresponding to the angle satisfying the predetermined condition according to a quantum algorithm, and a calculation unit that calculates the angle corresponding to a measurement value of the plurality of qubits.

Abstract: The present disclosure discloses a map creation method of a mobile robot, the mobile robot working indoors, comprising the following steps: S1: obtaining Euler angles of a current point relative to a reference point according to a ceiling image taken from the current point and the reference point; S2: determining whether the roll angle of the Euler angles is lower than a set value, if so, saving the map data of the current point, otherwise, not saving the map data of the current point; S3: returning to step S1 after the mobile robot moves a predetermined distance or for a predetermined time; S4: repeating steps S1 through S3 until the map creation in the working area is complete. Compared with the prior art, the technical solution of the present disclosure effectively determines whether the mobile robot deflects on the working surface and deletes the map data with errors when the mobile robot deflects, thus improving the map creation accuracy of the mobile robot.

Abstract: Techniques and systems are disclosed for using swept volume profile data cached in association with a PRM to improve various aspects of motion planning for a robot. In some implementations, a first probabilistic road map representing possible paths to be travelled by a robot within a physical area is generated. An initial path for the robot within the first probabilistic road map is determined. Data indicating a second probabilistic road map representing a path to be travelled by a movable object within the physical area is obtained. A potential obstruction associated with one or more edges included in the subset of edges is detected. An adjusted path for the robot within the first probabilistic road map is then determined based on the potential obstruction.

Abstract: The disclosure relates to a method for creating an object map for a factory environment by using sensors present in the factory environment, wherein at least one part of an object in the factory environment has information relating to its position recorded by at least two of the sensors, wherein the information recorded by the sensors is transmitted to a server associated with the sensors, and wherein the server is used to take the information recorded and transmitted by the sensors as a basis for creating an object map for the factory environment having a position of the at least one part of the object.

Abstract: The present disclosure describes various clinical workflows and other methods that utilize a telemedicine device in a healthcare network. According to various embodiments, a healthcare practitioner may utilize a remote presence interfaces (RPIs) on a remote access device (RAD), such as a portable electronic device (PED) to interface with a telemedicine device. The healthcare practitioner may directly interface with a display interface of a telemedicine device or utilize the RPI on a RAD. The present disclosure provides various clinical workflows involving a telemedicine device to view patient data during a telepresence session, perform rounds to visit multiple patients, monitor a patient, allow for remote visitations by companions, and various other clinical workflow methods.

Abstract: Techniques for corrugate and chipboard knocked-down case inspection and assembly are described herein. In one example, the disclosed techniques include a method to inspect and assemble a knocked-down case. In the example, a measurement of at least one aspect of the knocked-down case is obtained. A difference is determined between the obtained measurement and a standard measurement and/or a range of standard measurements. Programming of a case-handling tool is executed that is based at least in part on the determined difference. In an example, the programming is configured to adjust for and/or compensate for differences between the actual knocked-down case and a knocked-down case that is within a specification. A case-handling tool is operated responsive to the executed programming to at least partially erect the knocked-down case into an erected case.

Abstract: A method for producing or assembling a product which includes at least two components, for example a motor vehicle or a motor vehicle module, by at least two fixing parts. The first fixing part is formed as a female part and the second fixing part is formed as a male part. The components disposed at a processing station and the first fixing part are measured by a measuring device, for example by a stationary camera or a camera fastened on a first or a second manipulator or photogrammetry bar having three cameras, and a deviation from a target geometry or target position is determined, and a corrected target position of the second fixing part is calculated on the basis of the determined deviation, such that the second fixing part is joined together with the first fixing part by the first manipulator and the product is thus produced.

Abstract: This disclosure is related to a non-contact tool center point calibration method for a robot arm, and the method comprises: obtaining a coordinate transformation relationship between a flange surface of the robot arm and cameras by a hand-eye calibration algorithm; constructing a space coordinate system by a stereoscopic reconstruction method; actuating a replaceable member fixed with the flange surface to present postures in a union field of view of the cameras sequentially, recording feature coordinates of the replaceable member in the space coordinate system, and recording flange surface coordinates which is under the postures in the space coordinate system; obtaining a transformation relationship between a tool center point and the flange surface; and updating the transformation relationship into a control program of the robot arm. Moreover, the disclosure further discloses a calibration device performing the calibration method and a robot arm system having the calibration function.

Abstract: A calibration system for robot tool including a robot arm adopting a first coordinate system, a tool arranged on a flange of the robot arm, and an imaging device adopting a second coordinate system is disclosed, wherein an image sensing area is established by the image device. A calibration method is also disclosed and includes steps of: controlling the robot arm to move for leading a tool working point (TWP) of the tool enters the image sensing area; recording a current gesture of the robot arm as well as a specific coordinate of the TWP currently in the second coordinate system; obtaining a transformation matrix previously established for describing a relationship between the first and the second coordinate systems; and importing the specific coordinate and the current gesture to the transformation matrix for calculating an absolute position of the TWP in the first coordinate system.

Abstract: Certain aspects relate to systems and techniques for preparing a robotic system for surgery. In one aspect, the method includes a robotic arm, a sensor configured to generate information indicative of a location of the robotic arm, a processor, and at least one computer-readable memory in communication with the processor and having stored thereon computer-executable instructions. The instructions are configured to cause the processor to receive the information from the sensor, determine that the robotic arm is located at a first position in which a first axis associated with the robotic arm is not in alignment with a second axis associated with a port installed in a patient, and provide a command to move the robotic arm to a second position in which the first axis associated with the robotic arm is in alignment with the second axis.

Abstract: A robot control device is configured to control a robot operating in a shared work area with an operator. The robot control device includes a distance estimation unit configured to obtain a reachable range of the operator on the basis of information on position and information on physical characteristics of the operator, and obtain a distance between the reachable range and the robot on the basis of information on position and information on shape of the robot and the reachable range, an interference probability calculation unit configured to obtain an interference probability between the robot and the operator on the basis of the distance, and an operation control unit configured to control operation of the robot on the basis of the interference probability.

Abstract: The present disclosure provides a robot visual image feature extraction method as well as an apparatus and a robot using the same. The method includes: collecting image data through visual sensor(s) of the robot, and collecting angular velocity data through inertial sensor(s) of the robot; calculating a relative pose between image frames in the image data based on the angular velocity data; extracting feature points of the first image frame in the image data; calculating a projection position of each feature point of the k-th image frame in the k+1-th image frame based on a relative pose between the k-th image frame and the k+1-th image frame; and searching for each feature point in the projection position in the k+1-th image frame, and performing a synchronous positioning and a mapping based on the searched feature point. In this manner, the feature points of dynamic objects are eliminated.

Abstract: Mobile robots and methods involving mobile robots are provided. In one method, a mobile robot performs a hospitality service for a guest of a hospitality business. The mobile robot is operated at the hospitality business.

Abstract: A robot (11) of the present invention includes: a first arm (13A); and a controller configured to control operation of the first arm. The first arm includes a first hand (18) at a distal end thereof, the first hand including a first gripper (22) for gripping a container (42) and a second gripper (23) for gripping a discharger (32). The controller is configured to control the first arm to: grip the discharger by the second gripper; then, grip and obtain the container from a container provider (19) and place the obtained container on a conveying body (51) at a container placing position on a moving path of the conveying body by the first gripper; and at a food/drink material filling position downstream of the container placing position on the moving path of the conveying body, cause the discharger gripped by the second gripper to discharge a food/drink material into the container to fill the container with the food/drink material.

Abstract: A communication apparatus includes a transmission apparatus configured to transmit operation data for an apparatus, a reception apparatus configured to receive the operation data, a wireless communication unit via which the transmission apparatus and the reception apparatus wirelessly communicate with each other, and a cable configured to connect the transmission apparatus and the reception apparatus, wherein the transmission apparatus transmits a synchronization signal to the reception apparatus via the cable, the synchronization signal indicating a timing to execute the operation data, and wherein the transmission apparatus transmits the operation data corresponding to an operation of the apparatus in a predetermined period to the reception apparatus using the wireless communication unit.

Abstract: An electronic device such as an accessory-mountable robot is provided. The electronic device changes functional properties thereof in accordance with a mounted accessory. In an embodiment, the electronic device detects mounting of at least one accessory and identifies accessory characteristics associated with the at least one accessory. Then, the electronic device determines properties of the electronic device associated with the at least one accessory, based on the accessory characteristics, and changes the properties of the electronic device, based on the determined properties. Also, the electronic device outputs at least one of a visual element, an auditory element, or a tactile element associated with the at least one accessory, based on the changed properties.

Abstract: Provided is a system controlling method that improves versatility of a surface treatment system. In the treatment system, for treating a surface of an object by a treatment machine while moving the treatment machine relative to the surface of the object by an action of a work robot, there is provided a trackless type work machine mounting the work robot on a self-propelled cart; and the work machine mounts a robot moving device for moving the work robot relative to the self-propelled cart at least in a height direction. A work area in which the object and the work machine are present is image-captured by a position determination camera. A control device recognizes relative positional relation between the object and the self-propelled cart based on image-captured data of the position determination camera and controls the self-propelled cart based on the recognized relative positional relation, whereby the work machine is moved to a designated work position near the object.

Abstract: A system for underwater inspection including an inspection crawler are provided. The inspection crawler includes a housing having first and second sides, a power source, a controller, an inspection tool, at least two driving wheels, and a moveable center of gravity. A method for traversing a weld joint with the inspection crawler having a moving mass is also provided. In the method, the crawler is parked proximate to the joint, and the mass is slid along a slide rail to the second end of the crawler distal to the joint. The first end of the crawler is then propelled over the joint and the mass is slid to the center of the crawler. A center portion of the crawler is then propelled over the joint and the mass is slid to the first end of the crawler. The second end of the crawler is then propelled over the joint.

Abstract: A multi-level hand apparatus includes a plurality of hands arranged to overlap with each other as viewed in a vertical direction, and each hand includes a hand body and a support body that supports the hand body at a base portion of the hand body. The multi-level hand apparatus further includes a guide for allowing and guiding movement of the hands in the vertical direction while maintaining the orientations of the hands, and a hand pitch limiter for defining a maximum pitch of the hands. The hands are divided into two groups, i.e., the first-group hands located at every other position and the second-group hands other than the first-group hands. The hand pitch limiter defines the maximum pitch between pairs of a first-group hand and a second-group hand that are vertically adjacent to each other.

Abstract: A gripping device capable of securing an adequate holding allowance when gripping a soft bag-like object includes a base portion, a displacement portion capable of being displaced with respect to the base portion, finger portions capable of abutting on a grip target object to grip the grip target object, and a drive portion that drives the finger portions. The finger portions are supported by the displacement portion so as to be permitted to move in a direction of approaching each other.

Abstract: A knife includes a handle body defining an interior blade-slide cavity housing a blade slide carrying a blade with a cutting edge. The blade slide is reciprocated within the blade-slide cavity between a blade-storage position in which the cutting edge is housed within the handle body and at least two blade-protruding positions in which the cutting edge protrudes to the exterior of the handle body, through a forward-end opening, to disparate extents. Blade-slide reciprocation is facilitated by a blade-slide actuator that includes a button reciprocable along an actuator slot defined through the handle body. A handle-body undulated surface defined along the handle body in the vicinity of the actuator slot is configured for selective mechanical interference with a button undulated surface in order to define the at least two blade-protruding positions. A blade-protruding position is temporarily maintained through a user's depression of the button to maintain the selective interference.

Abstract: A pad assembly is described that retains a blade assembly or set to the body of a hair cutter. The pad assembly reduces random forces generated by the blade assembly and ensures an accurate and repeatable tension is maintained between the inner and outer blades of the blade assembly. The pad assembly acts as an intermediary between the blade assembly and the body of the hair clippers to reduce challenges associated with fasteners directly attaching the blade assembly to the body of the clipper.

Abstract: The present invention relates to razor cartridge with a multifunctional seat that is attachable to a handle, plurality of blades without the spacers and a multifunctional cap obviating the use of spacers in between blades. The Multifunctional seat provided with protrusions/selective seat and multifunctional cap with corresponding provisions to hold respective blade on the seat enables to dispose plurality of blades parallelly with respect to each other without the use of spacers and yet holding the blades rigidly in their predisposed positions during shaving and providing flushing channels for cleaning of the shaving debris during rinsing of the cartridge after shaving.

Abstract: A blade unit and a lubrapad for attachment to a handle of a safety razor, the blade unit comprising: a blade housing and a plurality of blades disposed within the blade housing to expose respective cutting edges suitable for shaving; the blade housing including a guard in front of the cutting edges and a cap to the rear of the cutting edges; and the lubrapad comprising: a lubrapad body comprising solid lubricating material and provided separately from the blade unit, extending along the guard and in front of the guard, the body having a greatest width and/or depth in the blade direction at the guard, the body width and/or depth reducing in a smooth convex curve away from the guard to a curved front portion of the body; wherein the blade unit and lubrapad are arranged to move independently with respect to each other.