50 results about "Median plane" patented technology

A cutting tool has a cutting insert removably secured to a holding portion of an insert holder. The cutting insert has opposing first and second end surfaces with an insert peripheral surface and a central axis extending therebetween, at least one cutting portion, and at least one mounting cut-out. Each cutting portion has a cutting edge and an adjacent relief surface facing in a first rotary direction about the central axis. Each mounting cut-out extends between the first and second end surfaces and has a first flank surface and an adjacent first upper slope surface. The first flank surface faces in a second rotary direction about the central axis and the first upper slope surface faces away from a median plane located midway between the first and second end surfaces. The first upper slope surface extends away from the median plane with increasing distance from the first flank surface.

A constant velocity joint comprises a male element having arms, a female element having a central axis and defining a pair of symmetrical tracks and an outer roller which can roll on one or other of the two tracks via a peripheral rolling surface. The female element comprises at least one bearing surface which limits the rotation of the outer roller around an axis perpendicular to the axis' of the female element and of the arm. With respect to each arm the cross-section profile of each track comprises either two circular arcs having centers of radii offset one from another, or one single circular arc extending over a female element median plane, and the rolling surface has a part spherical shape or a part torical shape. Each track and the rolling surface are capable of contacting each other at a first and second contact points spaced radially from one another. The tilting of the roller is controlled by proximal and distal rails on the female element and by proximal and distal breaking surfaces on the outer roller.

The invention relates to a suspension lower arm (16) comprising a stamped metal plate (19) defining a median plane, the stamped metal plate comprising: a first branch (22) extending to a first connection end (24); a second branch (28) extending from the first branch (22) to a second connection end (30), the first (22) and second (28) branches extending in an arc defining an upper surface (46, 48) opposite a lower surface (38); a third branch (40) projecting from the upper surface (46, 48) in the continuation of the second branch (28) opposite the second connection end (30), to a third connection end (42). The stamped plate (19) has a local thinning (20) in the first branch (22), close to the second (28) and third (40) branches.

The invention relates to a dental arch splint comprising two arms (16, 18) symmetrical to each other with respect to a median plane Pm, said two arms (16, 18) having two front ends (24, 20) joined together and two rear ends (22, 26) independent of each other, each of said two arms (16, 18) having a bottom wall (28, 30) and an inner rim (32, 36) opposite an outer rim (34, 38). Each of said two rear ends (22, 26) has a breakable free end (42, 44). Figure to be published with the abbreviation: Fig. 3

The invention relates to an aligner for a dental arch comprising two branches (16, 18) that are symmetrical to each other with respect to a median plane Pm, the two branches (16, 18) having two front ends (24, 20) that are joined together and two rear ends (22, 26) that are independent of each other, each of the two branches (16, 18) having a bottom wall (28, 30) and an inner rim (32, 36) opposite an outer rim (34, 38). The two rear ends (22, 26) each have a free end (42, 44) that can be broken off.

The present application relates to the technical field of measurement, and provides a spine data model construction method, which comprises the following steps: acquiring posture information and vertebra scan data of a detected person, obtaining reference information, obtaining a median plane of a vertebra based on the vertebra scan data, and then obtaining a reference vector of the vertebra, so that a spine data model of the detected person can be obtained based on the reference vectors of multiple vertebrae and the arrangement order of the vertebrae. Through the vertebra scan data and the posture information, a digital spine data model composed of the reference vectors of the vertebrae is finally obtained, which is convenient for medical staff or technicians to intuitively judge the spine state of the detected person, provides a basis for treatment or research, and solves the technical problems of low efficiency and high error rate in judging the spine state.

The invention relates to an assembly (250) comprising a spar (106) of an aircraft wing, wherein the spar (106) has a contact wall (106a) pierced on either side of a vertical median plane (XZ), with a first hole parallel to a longitudinal direction (X) perpendicular to the contact wall (106a), a reactor mast (204) disposed at the end of the spar (106) along the longitudinal direction (X) and having on either side of the vertical median plane (XZ), a lateral wall (204c-d) globally perpendicular to the contact wall (106a) and pierced, for each first hole, with a second hole aligned with the first hole, and for each pair of a first hole and a second hole aligned, a shear pin (214) fitted into the first hole and the second hole.

The invention discloses a quick-connection keel frame for exhibition wall building. The quick-connection keel frame comprises a plurality of cross beams, a plurality of stand columns, a plurality of square head connecting pieces and a plurality of through connection square heads. The square head connecting piece is provided with two pin beams in a protruding mode, the two pin beams are perpendicular to each other and arranged in a coplanar mode, the square head connecting piece is provided with a plug pin and a pin pipe which are arranged in parallel, the plug pin is parallel to any pin beam and arranged in the opposite direction, and the plug pin and the pin pipe are symmetrically arranged relative to the median plane of the square head connecting piece. A plurality of transfer jacks are formed in the side wall of the transfer square head; the pin beams are used for being inserted into the ends of the cross beams or the stand columns so that the pair of cross beams and the pair of stand columns can be perpendicular and connected in a coplanar surrounding mode to form a rectangular frame. The plug pins can be connected with the pin pipes in an inserted mode, so that the two square head connecting pieces are connected, and the two rectangular frames are connected; the plug pins can be connected with the switching jacks in an inserted mode so that the two rectangular frames can be connected through the two switching square heads. The problems that an existing keel frame is inconvenient to assemble and disassemble, single in shape and incapable of being recycled can be effectively solved.

An orthopedic walker or walking boot has a body formed from at least one polymeric material. The body defines an upper receiving section, a lower receiving section, and a footbed. The upper receiving section includes first and second portions divided by a median plane of the orthopedic walker, and are arranged to individually articulate about or from the median plane to expand or retract a variable distance between the first and second portions of the upper receiving section along one of anterior or posterior sides of the body. The body may consist of the upper receiving section, the lower receiving section, and the footbed as a continuous structure formed unitarily from the expanded thermoplastic.

The utility model discloses a square head connecting mechanism and right angle frame, square head connecting mechanism includes basal body, parallel bolt, pin pipe, first locking mechanism and second locking mechanism, basal body is equipped with two pin beam in protruding, two pin beam vertical and coplanar setting, two pin beam are respectively used for inserting the end portion of crossbeam and stand column, and the first locking mechanism and the second locking mechanism are equipped with the first locking mechanism and the second locking mechanism. The cross beam and the stand column are vertically connected in a coplanar manner; the bolt is parallel to any one pin beam and is reversely arranged, and the bolt and the pin pipe are symmetrically arranged relative to the median plane of the base body; the first locking mechanism is used for locking the pin beam and the cross beam or the stand column so that the base body can be spliced with the cross beam and the stand column. The second locking mechanism is used for locking the plug pin and the pin pipe so that the two base bodies can be spliced. The problems that assembly and disassembly are inconvenient and recycling cannot be achieved can be solved on the basis that the connection performance is guaranteed.

Metal beam (10) for supporting one or more resting elements that define a walkable surface of a suspended structure to safely carry out work in a building construction. The beam (10) has its own longitudinal axis (X), which during use is horizontal, and comprises both two longitudinal elements (16, 17) parallel to the longitudinal axis (X) and lying on a median plane (P) passing through the latter and perpendicular thereto, and also one or more intermediate elements (18) interposed between the two longitudinal elements (16, 17), attached to the latter and lying on the same median plane perpendicular to the longitudinal axis (X).

A human-machine interface device comprising a return mechanism for returning an implement to a neutral position. The return mechanism comprises a rocker suspended on a first spring and a second spring. The rocker is rotatable about a second axis and comprises a first flank and a second flank, each located on a respective side of a median plane containing a first axis about which the implement rotates. The first and second flanks each comprise a first and second region for accommodating one end of the first and second springs, respectively, the second accommodation region lying entirely between the first and second axes in an orthogonal projection in a plane containing said first and second axes.

A description is provided of a planetary gear comprising a sun rotatable around a first axis, a crown angularly fixed with respect to the first axis; two satellites that are meshing, rotatable around respective second axes; a satellite carrier rotatable around the first axis and comprising at least two first pins with respect to which the satellites are rotatable around respective second axes; and a plurality of bearings comprising: a first ring defining a first raceway that is at least partially spherical; a second ring defining a second raceway; and a plurality of rolling bodies shaped as an hourglass rolling on the first spherical raceway and a second raceway; each rolling body being in contact with the raceways at a line with axial ends lying on respective straight lines tilted between them and converging in a point lying on a median plane of the rolling body and on the second axis; the straight lines define a first angle, whose bisector lies on the first median.

A thrust reverser for an aircraft propulsion unit, the reverser having a movable structure translatably movable relative to a fixed structure between an advanced direct thrust position and a retracted reverse thrust position, the reverser including an actuating system for moving the movable structure, including one or more actuators each with an actuating member that is translatably movable and centred on an actuating axis, the two movable reverser cowls being arranged symmetrically with respect to each other in a first median plane of the reverser. Among the actuator(s) of the actuating system, an eccentric actuator is provided, the actuating axis of which is offset circumferentially with respect to the first median plane.

A support device for a test sample mountable in a culture unit of a bioreactor comprising a first and a second crosspiece arranged parallel and facing each other with respect to a median plane, and comprising respectively at least a first and a second pillar facing each other and extending transversely with respect to the direction of extension of the crosspieces, such pillars having longitudinal ends in use in contact with the test sample, a spacer arranged between the first and the second crosspiece to keep said crosspieces transversely spaced, and the spacer being further extendable in a direction transverse to said direction of extension of the crosspieces, and one of the first and the second crosspiece being releasably engageable on a first frame of the mobile culture unit transversely to said direction of extension of the crosspieces while the other of the first and the second crosspiece being releasably engageable on a second fixed frame of said culture unit, so that a movement of the first frame defines a change in the relative position between the first and the second crosspiece causing through the pillars a deformation of the test sample detectable by a sensor; and the spacer having a rigidity such as to keep the first and second crosspieces substantially parallel to each other when the support device is dismantled from the cultivation unit.

Crushing hammer (10) comprising at least one central body (11) defining a longitudinal median plane (P1) and configured to be inserted longitudinally in a rotor (110), so that said median plane (P1) is radial to said rotor (110), and at least one shaped head (12) extending integrally from said central body (11) lying on said median plane (P1); the central body (11) comprises two shoulders (13) obtained opposite to said median plane (P1) and defining a first transverse thickness (S1), said shaped head (12) comprising two side surfaces (14, 15) obtained opposite to said median plane (P1) and defining a second transverse thickness (S2), greater than or equal to said first transverse thickness (S1).

A brake disc (1) comprising a brake bell (2) and a braking band (3) radially external with respect to the latter is described, said band (2) and said brake bell (3) extending around a common axis of rotation (X-X); said braking band (2) being made of a composite material and having side braking surfaces (4) adapted to cooperate with a respective brake caliper thus exerting a braking action on the vehicle on which said brake disc (1) is installed; said side surfaces (4) defining, in addition, a plurality of ventilation channels (5) arranged away from the axis of rotation (X-X), each provided with a radially inner air opening (6); said braking band (2) being provided with an inner ring (10) provided with a median plane (M-M) and two side faces (8-9), said inner ring being provided with a plurality of dragging holes (1) configured to couple said brake bell to said braking band; said inner ring (10) being, in addition, provided with a radially inner free end, characterized in that said inner ring (10) has a plurality of notches (30) extending radially from the radially inner free end to the outside of said braking band (3), said notches (30) being arranged at said dragging hole (21).

Container (1) of an oval base shape with a base (2) and with a circumferential side wall (3), which in the area of ​​an opening (4) of the container (1) has a circumferential rim (5) with an engagement area (6) for interaction with a lid (7), wherein the rim (5) extends symmetrically to a transverse median plane (9) by means of opposing transverse vertices (10) and symmetrically to a longitudinal median plane (11) by means of opposing longitudinal vertices (12), and wherein a skirt (8) adjoins the rim (5), and with two tabs (13) which are attached in the area of ​​one of the two longitudinal vertices (12) on both sides of the longitudinal median plane (11), which are each connected to the container (1) via a pivot connection (14) and which can each be folded from a first position oriented essentially parallel to the skirt (8) into a second position pivoted with respect to the skirt (8),to at least partially release the lid (7) from the engagement area (6) of the rim (5) at the longitudinal apex (12).

Systems and methods for neural synchronization via timed and controlled kinetic stimulation. The method involves stimulating a first limb located on one side of a median plane and transverse plane, while simultaneously stimulating a second limb located on the opposite side of the planes. Subsequently, a third and fourth limb are stimulated in alternating fashion, also located on opposing sides of the median and transverse planes. The method includes dynamically adjusting the synchronization of the stimulation pulses based on timing signals generated by a software-controlled algorithm. Additionally, synchronization is further calibrated by monitoring and recalculating neural activity distribution based on real-time patient data, ensuring precise coordination of stimulation pulses across all limbs.

A cutting tool has a cutting insert (20) removably secured to a holding portion of an insert holder. The cutting insert (20) has opposing first and second end surfaces with an insert peripheral surface and a central axis extending therebetween, at least one cutting portion, and at least one mounting cut-out. Each cutting portion has a cutting edge and an adjacent relief surface facing in a first rotary direction about the central axis. Each mounting cut-out extends between the first and second end surfaces and has a first flank surface and an adjacent first upper slope surface. The first flank surface faces in a second rotary direction about the central axis and the first upper slope surface faces away from a median plane located midway between the first and second end surfaces. The first upper slope surface extends away from the median plane with increasing distance from the first flank surface.

Clamping device (10) for clamping a workpiece (11), comprising a first clamping jaw (15) on a first clamping jaw carrier (13) and a second clamping jaw (16) on a second clamping jaw carrier (14), comprising a base part (12) on which the two clamping jaw carriers (13, 14) are movably mounted in an axial direction (R), comprising a spindle (20) rotatably mounted about a spindle axis (A), the spindle having a first spindle section (21) and a second spindle section (22), wherein the first clamping jaw carrier (13) is arranged on the first spindle section (21) and the second clamping jaw carrier (14) is arranged on the second spindle section (22), which move towards or away from each other in the axial direction (R) when the spindle (20) is rotated about the spindle axis (A), wherein the two spindle sections (21, 22), the two clamping jaw carriers (13, 14) and the two The clamping jaws (15, 16) are arranged symmetrically to a central plane (M),wherein the median plane (M) between the two clamping jaws (15, 16) is arranged perpendicular to the spindle axis (A), wherein the two spindle sections (21, 22) are mounted to be movable relative to each other in the axial direction (R) along the spindle axis (A), and with a drive device (34) which is configured to effect the axial movement of the two spindle sections (21, 22) without rotation of the spindle (20) such that the axial movement of the spindle sections (21, 22) moves the two clamping jaws (15, 16) between a release position in which the workpiece (11) can be inserted and removed between the clamping jaws (15, 16) and a clamping position in which the workpiece (11) is clamped between the clamping jaws (15, 16) and such that the axial movement of the spindle sections (21, 22) and the two clamping jaws (15, 16) always occurs symmetrically to the median plane (M).

An orthopedic walker includes a body formed from at least one polymeric material and having a unitary construction. The body forms first and second portions divided by a median plane and connected to one another by a footbed. The first and second portions extend from the footbed and form an interior volume for receiving a foot and lower leg of a user. The first and second portions are arranged to articulate about or from the median plane to expand and retract the interior volume. The body consists of the first and second portions, and the footbed inclusive of an outsole having a tread as a continuous structure formed unitarily from the at least one polymeric material. The at least one polymeric material is an expanded thermoplastic.

A device for treating the hair, having two hair treatment jaws that are movable relative to one another between a spaced-apart configuration and a moved-together configuration, an internal treatment member having an internal heating surface, which extends over one of the jaws towards the other of the jaws in the moved-together configuration and is configured to come into contact with the hair extending between the jaws, at least one internal treatment member having a first lateral edge and an opposite second lateral edge, the first lateral edge being configured such that an angle formed between a median plane of the device, extending between the jaws in the moved-together configuration of the jaws, and hair under mechanical tension, bearing on the first lateral edge, and on an outer surface of the corresponding jaw, adjacent to and separated from the internal treatment member, is less than or equal to 120°, and strictly greater than 90°.

Module (20) for an aircraft turbomachine (1), comprising a shaft (22) and a reduction gear sun (24), the shaft (22) comprising external splines (26), the sun (24) comprising external teeth (28) as well as internal splines (30) coupled with the external splines (26) of the shaft (22), characterized in that: - the teeth (28) comprise a first median plane (H1) which is perpendicular to the axis (X) and which passes through the middle of the teeth (28), - the internal (30) and external (26) splines comprise at least one second median plane (H2) which is perpendicular to the axis (X) and which passes through the middle of the splines (30, 26), the or each second plane (H2) being axially spaced from the first plane (H1), and in that the sun (24) comprises at least one stiffener (32) at right angles to and / or near the grooves (26, 30). Figure for abstract: Figure 4

The invention relates to a structure (30) for dissipating heat by natural convection, intended to equip the outer surface of a lateral body of packaging (1) for transporting radioactive materials, the structure comprising, at each of a first side (46a) and a second side (46b) of an imaginary median plane (P) of the structure: - a first heat dissipation sub-assembly (40a), comprising first primary fins (42a) having a first inclination such that, proceeding in a first direction (8a) of the axial direction, each first primary fin (42a) extends in a first direction (7a) of the circumferential direction (7); - a second heat dissipation sub-assembly (40b), comprising second primary fins (42b) having a second inclination different from the first. In addition, the first and second sub-assemblies form first and second assemblies integrating first and second fins (52a, 52b) in a V-shape overall.

The invention provides a massage machine capable of realizing comfort of a temperature environment around a part, which is not contacted with the massage machine, of a treated person. The massage machine comprises: a first cover member serving as a contact surface configured so as to be capable of being in contact with the back surface of a person to be treated; a second cover member serving as an inner surface facing the median surface of the subject in a state in which the back surface of the subject is in contact with the contact surface; and a heater disposed at a position facing the second cover member and farther from the person than the second cover member in a state where the back surface of the person is in contact with the contact surface.

Water closet with a bowl (1) and a rinsing water supply (5, 6) which ends in an inlet opening (7) into the bowl, wherein the bowl's inner shape (1) has a first vertical mid-plane (M1), wherein the vertical mid-plane (M1) is, in ordinary installation in front of a straight wall, perpendicular to this mounting wall and, in the installed state of the toilet, conceptually divides a water drain and a user sitting on the toilet in the middle, i.e., is perpendicular to a second vertical mid-plane (M2) which divides the toilet into a front and a rear area, wherein a purely top-side supply of rinsing water into the bowl is provided, i.e. without an inlet opening below a third horizontal median plane (M3) of the bowl shape with respect to its total height including the siphon, i.e. a median plane (M3) running horizontally and otherwise through the center of the entire vertical extent of the bowl's inner shape including the siphon, and exactly one inlet opening (7) is provided above the third median plane (M3) of the bowl's inner shape, wherein the rinsing water supply (5, 6) and the inlet opening (7) are designed such that the rinsing water flows into the bowl (1) with a predominantly tangential velocity component with respect to the bowl's inner shape and undergoes a rotating motion in the bowl (1), wherein the bowl's inner shape has no rim, i.e. no circumferential channel for rinsing water with downward-facing inlet openings for the flow of rinsing water into the bowl (1), characterized by that the bowl's internal shape (1) has an asymmetrical form with respect to the first vertical median plane (M1), even apart from any flushing water inlet openings, such that the bowl's internal shape defines a flow path for the flushing water between an outer concave edge (8) and an inner convex edge (9), with respect to vertical sections through the bowl's internal shape to the center of a water level (WS) in a siphon of the bowl (1), which flow path is continuous with respect to the vertical sections and is inclined relatively shallowly inwards in relation to the rest of the bowl's internal shape and thereby descends monotonically around the water level (WS) and is thus lower on one side of the median plane (M1) than on the other and thus superimposes a bowl-shaped downward movement on the rotating flushing water movement,The bowl's inner shape also adds a downward vertical movement component. and by the fact that the water closet has a static siphon (2).

Applicator for applying a cosmetic composition to eyelashes or eyebrows. Applicator comprising an application element (8) having a plurality of arches (40) extending in the longitudinal direction and each formed of internal (41) and external (42) branches connected to each other at their distal end, the internal branches connecting at their proximal end to a junction portion, the internal branch (41) of each arch extending at a non-zero distance from the longitudinal axis (X) over at least part of its length, the branches of each arch (40) having over at least part of their length a transverse section having a contour symmetrical in shape with respect to a median plane for the section, this contour being formed, on each side of this median plane, by the union of two substantially straight segments (46, 47; 44, 43) originating from opposite respective vertices, converging towards each other, and a rounded end (48; 45) joining said segments.Figure for the abridged version: Fig. 4.

The tool comprises an integral end piece which is symmetrical about a longitudinal median plane and has a flat lower surface (20) from which two pads (21) project, and an upper surface provided with two facets (22) inclined with respect to the lower surface (20) and extending towards the end of the pads (21), forming a scraping tip.

Device for fixing a curved pane of a self-supporting balustrade, self-supporting balustrade comprising such a fixing device, associated railway vehicle and mounting method This device (100) for fixing a curved pane (34) of a self-supporting balustrade comprises: a flange (102), comprising holes (106) for fixing the flange to a floor (22), in particular of a railway vehicle, and two holding walls (104), which extend orthogonally to the flange opposite one another and which delimit between them a receiving volume (V104) for a curved edge (44) of the curved pane. According to the invention: the two retaining walls (104) extend parallel to a median plane (P104), the fixing holes (106) are oblong and each extend in a direction orthogonal to the median plane (P104), the oblong fixing holes (106) being configured to take up dimensional clearances when the curved window (34) is received in the receiving volume (V104).Figure for abstract: Figure 3.