Koninklijke Philips Corporation N.v.

Kin Fatt Phoon

Roel Alexander Rethmeier

Willem Maat

Erwin Werps

Jens Andersson

Albert Jan Aitink

Jens Peter Kophmann Andersson

Marcus Franciscus Eijkelkamp

Everhardus Johannes Hoexum

Luca Iaccarino

Siegfried Sablatschan

Jacob H Botma

Geert Willem De Goeij

Oege Smedinga

Ishay Halmut

Bernhard Schratter

Auke Meint Jan Veninga

Henricus Wilhelmus Johannes Baltussen

Jacob Hendrik Botma

The present disclosure relates to a stationary blade () for a blade set () of a hair cutting appliance (), said blade set () being arranged to be moved through hair in a moving direction to cut hair, said stationary blade () comprising a support insert (), and a metal component () at least sectionally deformed to define a toothed leading edge () having double-walled stationary blade teeth (), wherein the metal component () forms a first wall () that is arranged to serve as a skin-facing wall when in operation, and a second wall () that is facing away from the first wall (), wherein the first wall () and the second wall () are joined at the toothed leading edge (), wherein the support insert () connects the first wall () and the second wall (), wherein the metal component () is held in place by the support insert (), and wherein the metal component () and the support insert () jointly form a guide slot () for a movable blade (). The disclosure further relates to a blade set () and to a method of manufacturing a blade set () for a hair cutting appliance ().

Stationary blade, blade set, and manufacturing method

A blade set for a hair cutting appliance is described. The blade set () is arranged to be moved through hair in a moving direction to cut hair, and includes a stationary blade including a support insert and a metal component. The metal component and the support insert are force-fitted to one another. The metal component is at least sectionally deformed to define at least one toothed leading edge having double-walled stationary blade teeth. The metal component forms a first wall that is arranged to serve as a skin-facing wall when in operation, and a second wall that is facing away from the first wall. A guide slot for a movable blade is defined between inwardly facing inner surfaces of the metal component and the support insert and a movable blade having a plurality of movable blade teeth.

Blade set for a hair cutting appliance arranged to be moved through hair in a moving direction to cut hair

A method of manufacturing a stationary blade. A metal component is provided, and a first bending procedure is applied, forming a top wall and two legs at opposite ends of the top wall that are spaced away from one another longitudinally. Each of the two legs is arranged at a first angle with respect to the top wall, and two bending edges are formed between the top wall and the two legs. A support insert is also provided having a longitudinal extension that is at least slightly greater than a receiving space between the two bending edges. The metal component and support insert are joined, and a second bending procedure is applied to the metal component, where the two legs are further bent, thereby arranging each of the two legs at a second angle with respect to the top wall that is smaller than the first angle.

Stationary blade and manufacturing method

A stationary blade for a blade set of a hair cutting appliance includes a top wall, a bottom wall, and a guide slot formed between the top and bottom walls to accommodate a movable blade. The stationary blade further includes a plurality of stationary blade teeth each having a frontal end. The top and bottom walls are mutually joined at the frontal ends, where the top and bottom walls are, at least at the frontal ends, made from sheet metal material. Further, at the frontal ends, two or more sheet metal folded edges are present.

The present disclosure relates to a method of manufacturing a stationary blade () and to a stationary blade (), the method comprising providing a metal component (), involving applying a first bending procedure, thereby forming a top wall () and two legs () at opposite ends of the top wall () that are spaced away from one another in a longitudinal direction, wherein, subsequent to the bending procedure, each of the two legs () is arranged at a first angle (&#x3b1;) with respect to the top wall (), and wherein two bending edges () are formed between the top wall () and the two legs (), providing a support insert () having a longitudinal extension (l) that is at least slightly greater than a receiving space (l) between the two bending edges (), joining the metal component () and the support insert (), wherein the metal component () is at least slightly pretensioned due to the longitudinal extension (l) of the support insert (), and applying a second bending procedure to the metal component (), comprising further bending the two legs (), thereby arranging each of the two legs () at a second angle (*) with respect to the top wall () that is smaller than the first angle (&#x3b1;).

A blade set assembly for a hair cutting appliance includes a stationary blade and a movable blade. The movable and stationary blades are arranged one on top the other and movable relative to each other. A guide unit is formed between the movable blade and the stationary blade, where the blades engage each other. The guide unit includes longitudinally spaced, laterally extending guideways, each defined between a stationary blade guide surface and a movable blade guide surface that overlap each other. Rolling elements are arranged at the guideways between the guide surfaces. The guide surfaces have a height extension greater than a radius of the rolling elements such that the guide surfaces overlap in a vertical direction. The guide surfaces provide for coupling in a longitudinal direction between the blades such that the guide unit provides for a set longitudinal distance for any force applied in the longitudinal direction.

Blade set assembly and hair cutting appliance

The present disclosure relates to a releasable attachment comb for a blade set of a cutting head of a hair cutting appliance, said attachment comb comprising a supporting frame comprising a first lateral grip bar, a second lateral grip bar, and at least one laterally extending supporting bar arranged between the first lateral grip bar and the second lateral grip bar, a plurality of guide teeth that define a skin contact front face; a plurality of snap-on mounting elements; wherein the snap-on mounting elements are spaced away from the first lateral grip bar and the second lateral grip bar; wherein at least one of the snap-on mounting elements is configured as a proximal snap-on mounting element that is arranged on a first, proximal side; wherein at least one of the snap-on mounting elements is configured as a distal snap-on mounting element that is arranged on a second, distal side; and wherein the at least one proximal snap-on mounting element and the at least one distal snap-on mounting element are arranged to mutually lock therebetween the blade set to attach the attachment comb to the cutting head. The present disclosure further relates to a cutting head of a hair cutting appliance that is fitted with a respective attachment comb.

Attachment comb and hair cutting appliance

The present disclosure relates to a releasable attachment comb () for a blade set () of a cutting head () of a hair cutting appliance (), said attachment comb () comprising a supporting frame () comprising a first lateral grip bar (), a second lateral grip bar (), and at least one laterally extending supporting bar () arranged between the first lateral grip bar () and the second lateral grip bar (); a plurality of guide teeth () that define a skin contact front face (); a plurality of snap-on mounting elements (); wherein the snap-on mounting elements () are spaced away from the first lateral grip bar () and the second lateral grip bar (); wherein at least one of the snap-on mounting elements () is configured as a proximal snap-on mounting element () that is arranged on a first, proximal side (); wherein at least one of the snap-on mounting elements () is configured as a distal snap-on mounting element () that is arranged on a second, distal side (); and wherein the at least one proximal snap-on mounting element () and the at least one distal snap-on mounting element () are arranged to mutually lock therebetween the blade set () to attach the attachment comb () to the cutting head (). The present disclosure further relates to a cutting head () of a hair cutting appliance () that is fitted with a respective attachment comb ().

The present application relates to an actuating mechanism () for controlling the cutting length of a hair trimmer. An actuating mechanism employs a frame (), an actuator (), a sliding member () and a coupling mechanism (). The actuator and sliding member are mounted to the frame and are configured to slide linearly relative to the frame. The coupling mechanism connects the actuator to the sliding member and is configured such that sliding the actuator relative to the frame causes sliding movement of the sliding member relative to the frame of a reduced distance.

Actuating mechanism for controlling the cutting length of a hair trimmer

A treating system includes a controller and a treating device having a treating unit for treating a part of a body of a subject. An imaging arrangement is configured to obtain image data. The controller is configured to analyze the image data to identify a boundary between the part of the body of the subject and the environment around the part of the body; and determine the position of the treating device relative to the part of the body of the subject based on a position of the boundary in the image data.

System and method for treating a part of a body

A spacing comb arrangement for a hair cutting appliance includes a comb piece configured to be disposed at a skin-facing side of a stationary blade of a blade set. The comb piece has a plurality of comb teeth that define a cutting length of the blade set when the comb arrangement is mounted thereto. The comb piece further has a flexure section configured to urge a frontal portion of the comb piece against the skin-facing side of the stationary blade.

Comb arrangement, cutting head, and hair cutting appliance

A length adjustment mechanism for an adjustable comb for a hair cutting appliance includes at least one first sliding joint defining a first movement direction, and at least one second sliding joint defining a second movement direction. The first and second movement directions are arranged in a non-parallel fashion in such a way that a coupling link engaging the first and second sliding joints is guided between a first position and a second position for a combined longitudinal and swiveling movement therebetween.

Length adjustment mechanism for a hair cutting appliance

A cutting head () for a hair cutting appliance () comprises a blade set () including a stationary blade () and a cutter blade (). The stationary blade and the cutter blade comprise at least one toothed leading edge () jointly defined by respective teeth () thereof that extend in a longitudinal direction (X). The stationary blade further comprises a front face (), at the teeth () thereof, arranged to face a user's skin, when in operation. A skin protector () couples to a housing portion () of the cutting head, wherein the skin protector at least partially covers the front face () and is arranged to contact the skin, when in operation. The skin protector is movable between a first state and a second state with respect to the blade set () and includes an advanced position in the first state and a retracted position in the second state.

Cutting head and hair cutting appliance

The present invention relates to a drive train () of a hair cutting appliance () and to a self-aligning coupling linkage () for a drive train (). The coupling linkage () comprises a driving shaft and a non-aligning output shaft (), said coupling linkage () comprising: a first driving coupling element () arranged to be driven by a driving shaft (), particularly by a motor shaft, a transmission shaft (), particularly a rigid transmission shaft (), comprising a first drivable coupling element () at a first end and a second driving coupling element () at a second end thereof, wherein first driving coupling element () engages the first drivable coupling element () for rotatingly driving the transmission shaft (), thereby forming a first pivoting joint (), wherein the second driving coupling element () is arranged to engage a second drivable coupling element () of an output shaft (), wherein the first driving coupling element () and the first drivable coupling element () define a male connector comprising an external polygonal profile (), viewed in a cross-sectional plane perpendicular to a longitudinal axis, and a female connector comprising an internal polygonal profile (), and wherein the external polygonal profile () of the male connector, viewed in a longitudinal axial section, is at least sectionally provided with convexly shaped flanks ().

Coupling mechanism for a drive train of a hair cutting appliance

A hair cutting appliance includes a receiving receptacle for receiving a connector plug to detachably connect a cutting unit to a housing of the hair cutting appliance. The receiving receptacle includes a receiving socket having a receiving recess adapted to receive an engagement element of the connector plug, and a biasing unit arranged in the receiving socket underneath the receiving recess. The biasing unit includes first and second biasing elements laterally spaced with respect to each other and arranged to receive the engagement element of the connector plug. The first biasing element includes a retaining contact portion configured to define the receiving position of the engagement element in an insertion direction (Z). The second biasing element includes an alignment contact portion configured to define the receiving position of the engagement element in a longitudinal direction (X) and in a lateral direction (Y).

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Eindhoven, Netherlands

Kin Fatt Phoon