Abstract: An attachment for a writing instrument, comprising a support member comprising a distal end (D) and a proximal end (P), wherein an attachment axis (A) is defined between the distal end and the proximal end, wherein the support member is configured to be attached to a writing instrument, an inertial measurement unit, wherein the inertial measurement unit is configured to measure a movement of the attachment axis (A) between a first and a second position of the attachment axis, a momentum wheel assembly, wherein the momentum wheel assembly comprises a first rotatable member coupled to a first motor, wherein the first motor is configured to apply a variable torque to the first rotatable member, and a control unit configured to actuate the first motor based on the movement of the attachment axis measured by the inertial measurement unit.

Abstract: A shaving system comprising a handle, a cartridge including at least one blade, the cartridge being releasably coupled to the handle, a detector, at least one sensor coupled to at least one of the handle and the cartridge, wherein the at least one sensor is configured to output an electrical signal in response to an infrared thermal radiation, detected and measured by the detector, of at least one skin property which is indicative of at least one skin characteristic, a processor configured to receive measurement data from the sensor and to at least one of identify and quantify the at least one skin characteristic based one the received measurement data, and a display configured to convey a message to the user based on skin characteristic data from the processor.

Abstract: A shaving system includes: a handle; a power supply; a head with a skin contacting body mounted to the handle and including: a polymer membrane, a fluidic pressure chamber, a conductive layer including heating elements, a skin contacting frame having through apertures with tactile elements accommodated therein and operable between a retracted position and an extended position in which the tactile element protrudes from the frame. Each through aperture and each corresponding tactile element are both aligned with a corresponding heating element and corresponding surface area of the membrane so that when local heating of the corresponding surface area is actuated and pressure is applied to the membrane, the corresponding surface area is caused to soften and deform, thereby moving the corresponding tactile element from the retracted to the extended position.

Abstract: A smart drawing system includes a drawing unit including a drawing instrument, a detectable component configured to be detected by one or more sensors. The drawing unit is configured to move the drawing instrument along a third axis between a retracted position and non-retracted position. Ink is applied to a target surface when the drawing instrument is at the non-retracted position. The target surface extends along a first axis and a second axis and forms an angle with the third axis. The system also includes a memory configured to store an image, a sensor device configured to collect data relating to a position of the drawing unit through one or more sensors. The system may be configured to output the data to the drawing unit when the drawing unit is moved by a user.

Abstract: A razor cartridge includes a skin-contacting surface configured to contact a user's skin surface during a shaving operation. The skin-contacting surface includes a variable friction resistance element having a frictional resistance which is dependent on a motion direction of the razor cartridge over the user's skin surface.

Abstract: An attachment for a writing instrument, comprising a support member comprising a distal end (D) and a proximal end (P), wherein an attachment axis (A) is defined between the distal end and the proximal end, wherein the support member is configured to be attached to a writing instrument, an inertial measurement unit, wherein the inertial measurement unit is configured to measure a movement of the attachment axis (A) between a first and a second position of the attachment axis, a momentum wheel assembly, wherein the momentum wheel assembly comprises a first rotatable member coupled to a first motor, wherein the first motor is configured to apply a variable torque to the first rotatable member, and a control unit configured to actuate the first motor based on the movement of the attachment axis measured by the inertial measurement unit.

Abstract: A razor cartridge comprising a first cutting member, a second cutting member and a control element. The first and second cutting members are disposed between a leading longitudinal side and a trailing longitudinal side of the razor cartridge in a shaving direction of the razor cartridge, wherein the second cutting member is disposed behind the first cutting member in the shaving direction, and wherein each cutting member faces in the shaving direction. The control element is disposed between the first cutting member and the second cutting member, wherein the control element is in contact with the second cutting member.

Abstract: A shaving head comprising a guard, a first blade, and a second blade, the first blade comprising a first cutting element and a support, the first cutting element comprising a cutting edge portion and a mounting portion, the cutting edge portion presenting a cutting edge, the mounting portion extending from the cutting edge portion in an opposite direction from the cutting edge, the mounting portion being mounted on the support, the second blade comprising a second cutting element presenting a cutting edge, the first and second blades directly adjacent to one another such that an inter-blade clearance between the first and second blades ranges from 0.25 mm to 0.55 mm, and such that an inter-blade span between the cutting edges of the first and second cutting elements ranges from 0.90 mm to 1.60 mm.

Abstract: A masking foil for a shaving cartridge comprising a front side, a back side, a pair of lateral sides, at least one ribbon extending along a top side of the masking foil between the front side and the back side, and a first securing portion located at one of the pair of lateral sides. The first securing portion comprises a cross-member extending along the top side of the masking foil between the front side and the back side, and at least two securing elements extending laterally outwardly from the cross-member.

Abstract: A razor cartridge comprises a housing, wherein the housing comprises a group of cutting members arranged between a trailing longitudinal side and a leading longitudinal side along a first shaving direction. The group of cutting members includes at least two forward facing blades, forward facing blades being characterized by facing in the first shaving direction of the razor cartridge. Additionally, the group of cutting members includes at least one backward facing blade, a backward facing blade being characterized by facing opposite to the first shaving direction of the razor cartridge. The at least one backward facing blade, is placed between the at least two forward facing blades, or the at least one backward facing blade, is the cutting member closest to the leading longitudinal side.

Abstract: A blade element for a razor cartridge includes a blade support, a blade and a comb-like element. The blade support includes a base portion and a bent upper portion. The blade is arranged at the upper portion of the blade support and includes a cutting edge. The comb-like element includes a shaft and a plurality of teeth. The comb-like element is arranged parallel to the blade. The plurality of teeth extend parallel to each other form the shaft to beyond the cutting edge of the blade. Further, the comb-like element is disposed above the blade.

Abstract: The present disclosure pertains to a shaving head comprising a frame and one or more cutting members arranged between a leading longitudinal side and a trailing longitudinal side of the frame. One or more of the cutting members are movable in a direction orthogonal to a shaving plane. The shaving head comprises an actuator member, which is configured to retract one or more cutting members relative to the shaving plane in response to a pressure exerted on the actuator member.

Abstract: A razor cartridge comprising a first blade support and a second blade support, each of the first and second blade supports include a flat portion having a lower surface and a front end. A support plane S is tangent to the respective front ends of the first and second blade supports and the lower surface faces away from the support plane S. A first blade is attached to the lower surface of the flat portion of the first blade support. The first blade includes a first cutting edge. A second blade is attached to the lower surface of the flat portion of the second blade support. The second blade includes a second cutting edge. The first and second cutting edges are offset with respect to the support plane S.

Abstract: The present disclosure relates to a method of forming a razor blade and a razor blade. The razor blade extends along a longitudinal axis and comprises a cutting edge portion positioned along a second plane, a base portion positioned along a first plane that is different from the second plane, the first plane intersects the second plane at an angle. The razor blade further comprises a bent portion intermediate to the cutting edge portion and base portion, and an extended portion extending from the base portion away from the second plane. The cutting edge portion, base portion, bent portion, and extended portion are monolithically formed.

Abstract: A system and method for determining a level of wear of at least one blade of a razor cartridge, which includes a sensing unit measures an electrical parameter including one of (i) a total resistance of the at least one blade measured across a length of the at least one blade, and (ii) an electrical conductance of the at least one blade measured across the length of the at least one blade. A processing unit compares the measured electrical parameter to a reference electrical parameter and determines a level of wear of the at least one blade based on an amount of deviation of the measured electrical parameter from the reference electrical parameter. Information regarding the determined level of wear of the at least one blade is provided to a user by at least one of (i) a light indication, (ii) an aural indication, and (iii) a haptic indication.

Abstract: A masking foil, for a shaving cartridge, and a shaving cartridge comprising a housing having a top surface, a bottom surface, a front edge, a rear edge, and a pair of side edges extending between the front edge and the rear edge. The housing includes a main blade disposed between the front edge and the rear edge. The main blade includes a main cutting edge extending toward the top surface and is movable in the housing. The shaving cartridge further comprises a masking foil. The masking foil includes a front portion located forward of the main cutting edge, a back portion located rearward the main cutting edge, and at least one ribbon which extends between the front portion and the back portion and which partially covers the main cutting edge.

Abstract: A shaving system comprising a handle, a cartridge including at least one blade, the cartridge being releasably coupled to the handle, a detector, at least one sensor coupled to at least one of the handle and the cartridge, wherein the at least one sensor is configured to output an electrical signal in response to an infrared thermal radiation, detected and measured by the detector, of at least one skin property which is indicative of at least one skin characteristic, a processor configured to receive measurement data from the sensor and to at least one of identify and quantify the at least one skin characteristic based one the received measurement data, and a display configured to convey a message to the user based on skin characteristic data from the processor.

Abstract: A masking foil, for a shaving cartridge, and a shaving cartridge comprising a housing having a top surface, a bottom surface, a front edge, a rear edge, and a pair of side edges extending between the front edge and the rear edge. The housing includes a main blade disposed between the front edge and the rear edge. The main blade includes a main cutting edge extending toward the top surface and is movable in the housing. The shaving cartridge further comprises a masking foil. The masking foil includes a front portion located forward of the main cutting edge, a back portion located rearward the main cutting edge, and at least one ribbon which extends between the front portion and the back portion and which partially covers the main cutting edge.

Abstract: A system and method for determining a level of wear of at least one blade of a razor cartridge, which includes a sensing unit measures an electrical parameter including one of (i) a total resistance of the at least one blade measured across a length of the at least one blade, and (ii) an electrical conductance of the at least one blade measured across the length of the at least one blade. A processing unit compares the measured electrical parameter to a reference electrical parameter and determines a level of wear of the at least one blade based on an amount of deviation of the measured electrical parameter from the reference electrical parameter. Information regarding the determined level of wear of the at least one blade is provided to a user by at least one of (i) a light indication, (ii) an aural indication, and (iii) a haptic indication.

Abstract: A masking foil, for a shaving cartridge, and a shaving cartridge comprising a housing having a top surface, a bottom surface, a front edge, a rear edge, and a pair of side edges extending between the front edge and the rear edge. The housing includes a main blade disposed between the front edge and the rear edge. The main blade includes a main cutting edge extending toward the top surface and is movable in the housing. The shaving cartridge further comprises a masking foil. The masking foil includes a front portion located forward of the main cutting edge, a back portion located rearward the main cutting edge, and at least one ribbon which extends between the front portion and the back portion and which partially covers the main cutting edge.