ic2:(F16D63/00)
BRAKE DEVICE FOR A VEHICLE, AND METHOD FOR OPERATING A BRAKE DEVICE
PCT/EP2023/078594
[BOROS, Laszlo, PETER, Simon, TRAUTMANN, Simon, MAIER, Marcel]
{Postfach 30 02 2070442 Stuttgart;DE(DE)(DE)}
The invention relates to a brake device (10) for a vehicle (F), comprising a rotor component (RK), which is connected or can be connected to a drive component of the vehicle (F), and a stator component (STK) comprising a magnet device (ME), by means of which a magnetic field (B) can be generated on the rotor component (BK) and an eddy current braking effect can be generated on the rotor component (RK) by means of the magnetic field (B), wherein the rotor component (RK) has a rotational axis (A) about which the rotor component (RK) can be rotated. The rotor component (RK) comprises a first diagonal region (SB1) which is inclined towards the rotational axis (A) by a specified angle (a), and the stator component (STK) comprises a second diagonal region (SB2) which is inclined towards the rotational axis (A) by the specified angle (a). The stator component (STK) and/or the rotor component (RK) can be moved in a direction along the rotational axis (A) by the magnetic field (B), the first diagonal region (SB1) can be brought into frictional contact with the second diagonal region (SB2), and a friction braking effect can be produced on the rotor component (RK). The brake device also comprises a restoring element (RE), by means of which the rotor component (RK) can be pushed away from the stator component (STK) and/or vice versa when an attractive force which can be produced by the magnetic field (B) between the rotor component (RK) and the stator component (STK) falls below a specified magnitude.
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BRAKE HAVING A WEDGE GEAR AND MECHANICAL ENERGY STORE, AND METHOD FOR THE OPERATION THEREOF
PCT/DE2019/000172
[MÜLLER, Alexander, PERNER, Norman, REICHLE, Martin, TZSCHORN, Wolfgang]
Eichenstraße 187665 Mauerstetten
The invention relates to a brake, comprising a brake housing; at least one clamping body for applying brake force to a linearly moving or rotating counter piece to be braked; a mechanical energy store having a spring arrangement, which during braking applies force to an actuating piston of a wedge gear, which actuating piston is in at least indirect drive connection with the clamping body until the braking position is reached; an actuator device for ventilating the brake; and a fixing device for controllably holding the brake ventilation position. The invention comprises an actuator device having a mechanical gearbox and a shape memory actuator, wherein in the brake ventilation position, the fixing device at least indirectly acts upon the spring arrangement or a separate brake release assembly in the mechanical gearbox via the mechanical gearbox, and the gearbox input side of the mechanical gearbox is in constant drive connection with the shape memory actuator, and the gearbox output side of the mechanical gearbox is in constant drive connection with the spring arrangement. The shape memory actuator is configured such that in an activated state, said shape memory actuator moves the spring arrangement into the brake ventilation position by means of the mechanical gearbox; and the gradient of the transmission ratio of the mechanical gearbox increases for the entire course of the transmission movement directed against the force of the spring arrangement in the direction of the brake ventilation position, wherein in the brake ventilation position, the magnitude of the transmission ratio of the mechanical gearbox is greater than one and corresponds to at least twice the transmission ratio in the braking position. The invention relates to a brake, comprising a brake housing; at least one clamping body for applying brake force to a linearly moving or rotating counter piece to be braked; a mechanical energy store having a spring arrangement, which during braking applies force to an actuating piston of a wedge gear, which actuating piston is in at least indirect drive connection with the clamping body until the braking position is reached; an actuator device for ventilating the brake; and a fixing device for controllably holding the brake ventilation position. The invention comprises an actuator device having a mechanical gearbox and a shape memory actuator, wherein in the brake ventilation position, the fixing device at least indirectly acts upon the spring arrangement or a separate brake release assembly in the mechanical gearbox via the mechanical gearbox, and the gearbox input side of the mechanical gearbox is in constant drive connection with the shape memory actuator, and the gearbox output side of the mechanical gearbox is in constant drive connection with the spring arrangement. The shape memory actuator is configured such that in an activated state, said shape memory actuator moves the spring arrangement into the brake ventilation position by means of the mechanical gearbox; and the gradient of the transmission ratio of the mechanical gearbox increases for the entire course of the transmission movement directed against the force of the spring arrangement in the direction of the brake ventilation position, wherein in the brake ventilation position, the magnitude of the transmission ratio of the mechanical gearbox is greater than one and corresponds to at least twice the transmission ratio in the braking position.
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TORQUE GENERATION DEVICE
PCT/JP2021/010227
[TOMIYAMA, Tatsuhiro 冨山 達弘, TAKAHASHI, Kazunari 高橋 一成, TAKAHASHI, Misuzu ▲高▼橋 未鈴]
1-7, Yukigaya-otsukamachi, Ota-ku, Tokyo 〒1458501 東京都大田区雪谷大塚町1番7号 Tokyo1458501
The torque generation device according to the present invention is configured to be capable of increasing the injection efficiency of magnetic viscous fluid and generating an intended torque. The torque generation device is provided with: a first member that is moved in accordance with input operation and that has a first surface and a second surface opposing the first surface; a second member that has a storage space formed by an inner surface part including a first opposite surface opposing the first surface and a second opposite surface opposing the second surface and that stores the first member in the storage space in a relatively movable manner; magnetic viscous fluid which exists in the storage space and in at least a portion of a space between the first member and the inner surface part and of which the viscosity changes in accordance with a magnetic field; and a magnetic field generation part that generates a magnetic field to act on the magnetic viscous fluid. The second member is provided with an opening part that penetrates outward from a portion of the first opposite surface. A gap formed between the inner surface part and the first surface becomes smaller as the distance from the opening part becomes larger. The torque generation device according to the present invention is configured to be capable of increasing the injection efficiency of magnetic viscous fluid and generating an intended torque. The torque generation device is provided with: a first member that is moved in accordance with input operation and that has a first surface and a second surface opposing the first surface; a second member that has a storage space formed by an inner surface part including a first opposite surface opposing the first surface and a second opposite surface opposing the second surface and that stores the first member in the storage space in a relatively movable manner; magnetic viscous fluid which exists in the storage space and in at least a portion of a space between the first member a
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REVERSE INPUT PREVENTION CLUTCH
PCT/JP2017/016414
[ITOMI Shoji 糸見 正二, TAKADA Seiichi 高田 声一]
3-17, Kyomachibori 1-chome, Nishi-ku, Osaka-shi, Osaka 〒5500003 大阪府大阪市西区京町堀1丁目3番17号 Osaka5500003
Provided is a reverse input prevention clutch comprising: a flow inlet (11a) through which lubricating oil outside a clutch flows into the inside of the clutch; a flow outlet (7c) through which lubricating oil inside the clutch flows to the outside of the clutch; and a passage formed from the flow inlet (11a) through an annular space between an inner and outer ring, which includes a wedge-shaped space (13), to the flow outlet (7c). Due to this configuration, lubricating oil is exchanged between the inside and the outside of the clutch in accordance with the rotation of an inner ring (3) during operation, and lubrication defects due to early deterioration or temperature increases of the lubricating oil inside of the clutch do not occur. Provided is a reverse input prevention clutch comprising: a flow inlet (11a) through which lubricating oil outside a clutch flows into the inside of the clutch; a flow outlet (7c) through which lubricating oil inside the clutch flows to the outside of the clutch; and a passage formed from the flow inlet (11a) through an annular space between an inner and outer ring, which includes a wedge-shaped space (13), to the flow outlet (7c). Due to this configuratio
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PARKING LOCK MECHANISM
PCT/JP2020/041565
[NAKATA, Hitoshi 仲田 均, WATANABE, Toshihiko 渡辺 俊彦]
700-1, Imaizumi, Fuji-shi, Shizuoka 〒4178585 静岡県富士市今泉700番地の1 Shizuoka4178585;2, Takara-cho, Kanagawa-ku, Yokohama-shi, Kanagawa 〒2210023 神奈川県横浜市神奈川区宝町2番地 Kanagawa2210023
A parking lock mechanism comprises: a park pole that regulates rotation of an output shaft and that has a first inclined surface; and a park wedge that has a second inclined surface capable of contacting the first inclined surface and that moves the park pole to a locked position in which the rotation of the output shaft is restricted. The park pole has a protruding part that projects, in a movement direction of the park wedge, from a first side surface located on the side where the park wedge is located. The protruding part is formed contiguous with the first inclined surface, and has a third inclined surface capable of contacting the second inclined surface.
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ADJUSTABLE LOCKING BLOCK ASSEMBLY FOR A TOOTHED GEAR AND METHODS OF USING SAME
PCT/PL2016/050058
[GACA, Magdalena, MUNKRES, Chad Duncan, O'MEARA, Sean Cornelius, SASSATELLI, John Matthew, PERRY JR., Robert Oliver, KLEJC, Adrian Adam, WNUK, Michal, DAVI, Michael Alan]
1 River RoadSchenectady, New York 12345
A block assembly for locking a toothed gear housed in a frame includes a body shaped to couple to a portion of the frame adjacent to the gear for translation in a first direction parallel to an axis of the gear, and a locking block coupled to the body that includes at least one locking tooth shaped complementary to at least one gear tooth of the gear. The block assembly further includes an adjustment mechanism operable, when the body is coupled to the frame, to move the locking block in a second direction that is substantially orthogonal the axis of the gear, such that at least one locking tooth is received between a circumferentially spaced pair of the gear teeth to prevent movement of the toothed gear. A block assembly for locking a toothed gear housed in a frame includes a body shaped to cou
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ELECTROMAGNETIC DEVICE FOR A BRAKING SYSTEM FOR A VEHICLE, METHOD AND CONTROL UNIT FOR OPERATING AN ELECTROMAGNETIC DEVICE FOR A BRAKING SYSTEM FOR A VEHICLE, AND BRAKING SYSTEM FOR A VEHICLE
PCT/EP2019/082433
[KAUFMANN, Christian, BEYSE, Thorsten, BÖER, Alfred, DAGTEKIN, Nusret, DANNHEIM, Christian, HERRMANN, Günter, KASAKYAN, Aykun, SCHOLL, Frank, DITTMAR, Christian, FEUCHT, Thomas]
Moosacher Str. 8080809 München
An electromagnetic device (120) for a braking system for a vehicle is presented. The electromagnetic device (120) has an armature (221) made of a magnetizable material. The electromagnetic device (120) also has a bush (222). The armature (221) can be at least partially received within the bush (222). The electromagnetic device (120) also has a first winding assembly (224) having at least one winding of an electrical conductor (223) around the bush (222) and having two first electrical terminals (225, 226). Furthermore, the electromagnetic device (120) has a second winding assembly (227) having at least one winding of an electrical conductor (223) around the bush (222) and having two second electrical terminals (228, 229). The first winding assembly (224) and the second winding assembly (227) are galvanically isolated from one another. An inductive coupling can be produced between the first winding assembly (224) and the armature (221) and between the second winding assembly (227) and the armature (221). An electromagnetic device (120) for a braking system for a vehicle is presented. The electromagnetic device (120) has an armature (221) made of a magnetizable material. The electromagnetic devic
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CENTRIFUGAL POSITIVE LOCKING BRAKE AND METHOD FOR CONTROLLING SHUTTER DRIVES
PCT/EP2021/066622
[WÄHRISCH, Sten]
Wilhelm-Liebknecht-Straße 601257 Dresden
The centrifugal positive locking brake works inversely, that means, locking upon stopping and decoupling on start-up. When the drive motor (6) is de-energized, the fixed ratchet(s) (8) hit against at least one locking abutment (9) on a locking disc positively fixed to the frame and lock the shutter. When voltage is applied, and with the associated quick start-up of the drive motor (6), the ratchet(s) (8) disengage because of their inertia. This centrifugal positive locking brake for shutter drives is operated with a specially designed control method. After the power supply is interrupted, the ratchet(s) are drawn inward by the reloaded spring(s) (5) so that they run against the locking abutment(s) (9) and the shutter reliably locks in this position. The centrifugal positive locking brake works inversely, that means, locking upon stopping and decoupling on start-up. When the drive motor (6) is de-energized, the fixed ratchet(s) (8) hit against at least one locking abutment (9) on a locking disc positively fixed to the frame and lock the shutter. When voltage is applied, and with the associated quick start-up of the drive motor (6), the ratchet(s) (8) disengage because of their inertia. This centrifugal positive locking brake for shutter drives is operated with a specially designed control method. After the power supply is interrupted, the ratchet(s) are drawn inward by the reloaded spring(s) (5) so that they run against the locking abutment(s) (9) and the shutter reliably locks in this position.
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MAGNETIC VISCOUS FLUID AND MECHANICAL DEVICE
PCT/JP2023/039518
[ISHIZAKI,Hirohisa 石▲崎▼ 裕久, OCHIAI,Akira 落合 明]
{11-2, Ginza 4-chome, Chuo-ku, Tokyo 〒1048109 東京都中央区銀座四丁目11番2号 Tokyo1048109;JP JP(JP)(JP)}
The present invention provides: a magnetic viscous fluid which has both improved drag when excited and improved rubber resistance characteristics at the same time; and a mechanical device. This magnetic viscous fluid contains magnetic particles and a base oil; the base oil comprises an ester base oil and a nonpolar base oil; and the nonpolarity index of the base oil is within the range of 10 to 45. The present invention provides: a magnetic viscous fluid which has both improved drag when excited and improved rubber resistance characteristics at the same time; and a mechanical device. This magnetic viscous fluid contains magnetic particles and a base oil; the base oil comprises an ester base oil and a nonpolar base oil; and the nonpolarity index of the base oil is within the range of 10 to 45.
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EDDY CURRENT-TYPE SPEED REDUCER
PCT/JP2021/004878
[NOGUCHI, Yasutaka 野口 泰隆, NOGAMI, Hiroshi 野上 裕, IMANISHI, Kenji 今西 憲治, FUJITA, Takuya 藤田 卓也, OKUDA, Yozo 奥田 洋三]
6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 〒1008071 東京都千代田区丸の内二丁目6番1号 Tokyo1008071
An eddy current-type speed reducer (100) includes a rotor (10) and a stator (20). The rotor (10) includes a hub (12), a rotor body (11), and a spoke (13). The spoke (13) has neutral axes (N1, N2). The neutral axis (N1) is a neutral axis when the spoke (13) is bent in the circumferential direction of the rotor body (11). The neutral axis (N1) is located ahead of a center line (C1) of the spoke (13) in the circumferential direction in the rotation direction (R) of the rotor (10). The neutral axis (N2) is a neutral axis when the spoke (13) is bent in the axial direction of the rotor body (11). The neutral axis (N2) is located closer to the rotor body (11) than a center line (C2) of the spoke (13) in the axial direction.
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