DE20301116U1 - Myoelectrically controlled artificial hand has automatic change to gripping - Google Patents

Myoelectrically controlled artificial hand has automatic change to gripping

Info

Publication number
DE20301116U1
DE20301116U1 DE20301116U DE20301116U DE20301116U1 DE 20301116 U1 DE20301116 U1 DE 20301116U1 DE 20301116 U DE20301116 U DE 20301116U DE 20301116 U DE20301116 U DE 20301116U DE 20301116 U1 DE20301116 U1 DE 20301116U1
Authority
DE
Germany
Prior art keywords
clutch plate
coupling element
friction wheels
drive device
artificial hand
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE20301116U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to DE20301116U priority Critical patent/DE20301116U1/en
Publication of DE20301116U1 publication Critical patent/DE20301116U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J15/00—Gripping heads and other end effectors
    • B25J15/0009—Gripping heads and other end effectors comprising multi-articulated fingers, e.g. resembling a human hand
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/54—Artificial arms or hands or parts thereof
    • A61F2/58—Elbows; Wrists ; Other joints; Hands
    • A61F2/583—Hands; Wrist joints
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/68—Operating or control means
    • A61F2/70—Operating or control means electrical
    • A61F2/72—Bioelectric control, e.g. myoelectric
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/68—Operating or control means
    • A61F2/74—Operating or control means fluid, i.e. hydraulic or pneumatic
    • A61F2/741—Operating or control means fluid, i.e. hydraulic or pneumatic using powered actuators, e.g. stepper motors or solenoids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/54—Artificial arms or hands or parts thereof
    • A61F2/58—Elbows; Wrists ; Other joints; Hands
    • A61F2/583—Hands; Wrist joints
    • A61F2/586—Fingers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/54—Artificial arms or hands or parts thereof
    • A61F2/58—Elbows; Wrists ; Other joints; Hands
    • A61F2/583—Hands; Wrist joints
    • A61F2/588—Hands having holding devices shaped differently from human fingers, e.g. claws, hooks, tubes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
    • A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
    • A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
    • A61F2002/30518—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements with possibility of relative movement between the prosthetic parts
    • A61F2002/30523—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements with possibility of relative movement between the prosthetic parts by means of meshing gear teeth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2002/5072—Prostheses not implantable in the body having spring elements
    • A61F2002/5078—2-D spiral springs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/54—Artificial arms or hands or parts thereof
    • A61F2/58—Elbows; Wrists ; Other joints; Hands
    • A61F2/583—Hands; Wrist joints
    • A61F2/586—Fingers
    • A61F2002/587—Thumbs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/68—Operating or control means
    • A61F2002/6854—Operating or control means for locking or unlocking a joint
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2220/0025—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Transplantation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Cardiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Robotics (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

A myoelectrically controlled artificial hand has a grip (1) with claws (11, 12) driven (2) through a fast low force motion coupling (31) with connection (5) of a slow high torque gripping coupling (32) using the spring loaded friction wheel sets (313, 323) when an object has been gripped.

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (5)

1. Eine myoelektrisch gesteuerte künstliche Hand, gekennzeichnet durch:
  • - eine Greifvorrichtung (1), welche eine erste Klemmklaue (11) auf­ weist und eine zweite Klemmklaue (12), die sich aufeinander zu drehen können, um einen Gegenstand zu greifen,
  • - eine Antriebsvorrichtung (2),
  • - ein Getriebe (3), welches ein erstes Kupplungselement (31) auf­ weist, das durch die Antriebsvorrichtung (2) angetrieben wird, um die erste und die zweite Klemmklaue (11, 12) aufeinander zu und voneinander weg zu bewegen, um ein erstes Drehmoment von dem ersten Kupplungselement (31) auf die Greifvorrichtung (1) zu ü­ bertragen, und ein zweites Kupplungselement (32), das von der Antriebsvorrichtung (2) entkoppelt ist,
  • - eine erste Schaltvorrichtung (4), die zwischen das erste und das zweite Kupplungselement (31, 32) gesetzt ist und
  • - eine zweite Schaltvorrichtung (5), die zwischen die erste Schaltvor­ richtung (4) und die Greifvorrichtung (1) gesetzt ist, wobei der Eingriff der ersten und der zweiten Klemmklaue (11, 12) mit dem Gegenstand in einer Betätigung der zweiten Schaltvorrichtung (5) resultiert, um das erste und zweite Kupplungselement (31, 32) rela­ tiv zueinander zu bewegen, wodurch das erste Kupplungselement (31) von der Antriebsvorrichtung (2) entkoppelt wird, und das zweite Kupplungselement (32) mit der Antriebsvorrichtung (2) verbunden wird, was eine Drehmomentübertragung von der An­ triebsvorrichtung (2) auf die Greifvorrichtung (1) durch das erste Kupplungselement (31) unterbricht, und was eine Drehmoment­ übertragung von der Antriebsvorrichtung (2) auf die Greifvorrich­ tung (1) durch das zweite Kupplungselement (32) ermöglicht, so dass ein zweites Drehmoment, das größer ist, als das erste Dreh­ moment von dem zweiten Kupplungselement (32) auf die Greifvor­ richtung (1) übertragen wird, um eine Klemmkraft auf den Ge­ genstand auszuüben.
1. A myoelectrically controlled artificial hand, characterized by :
  • a gripping device ( 1 ) which has a first clamping claw ( 11 ) and a second clamping claw ( 12 ) which can rotate towards one another in order to grip an object,
  • - a drive device ( 2 ),
  • - A gear ( 3 ) having a first coupling element ( 31 ) which is driven by the drive device ( 2 ) to move the first and the second clamping claw ( 11 , 12 ) towards and away from each other to a first To transmit torque from the first coupling element ( 31 ) to the gripping device ( 1 ) and a second coupling element ( 32 ) which is decoupled from the drive device ( 2 ),
  • - A first switching device ( 4 ) which is placed between the first and the second coupling element ( 31 , 32 ) and
  • - A second switching device ( 5 ) which is placed between the first Schaltvor direction ( 4 ) and the gripping device ( 1 ), the engagement of the first and the second clamping claw ( 11 , 12 ) with the object in an actuation of the second switching device ( 5 ) results in moving the first and second coupling elements ( 31 , 32 ) relative to one another, whereby the first coupling element ( 31 ) is decoupled from the drive device ( 2 ), and the second coupling element ( 32 ) with the drive device ( 2 ) is connected, which interrupts a torque transmission from the drive device ( 2 ) to the gripping device ( 1 ) by the first coupling element ( 31 ), and what a torque transmission from the drive device ( 2 ) to the gripping device ( 1 ) by the second coupling element ( 32 ) enables a second torque that is greater than the first torque from the second coupling element ( 32 ) on the Greifvor rich device ( 1 ) is transmitted in order to exert a clamping force on the object.
2. Myoelektrisch gesteuerte künstliche Hand nach Anspruch 1, dadurch ge­ kennzeichnet, dass das erste Kupplungselement (31) eine erste Kupplungs­ platte (311) beinhaltet, und eine Mehrzahl erster Reibungsräder (313, 323), die bewegbar auf der ersten Kupplungsplatte (311) montiert sind, und die auf der ersten Kupplungsplatte (311) bewegbar sind, um mit der Antriebs­ vorrichtung (2) verbunden zu werden, um die erste und die zweite Klemmklaue (11, 12) zu aktivieren, wobei das zweite Kupplungselement (32) eine zweite Kupplungsplatte (321) beinhaltet und eine Mehrzahl zweiter Reibungsräder (323), die bewegbar auf der zweiten Kupplungs­ platte (321) montiert sind, und die auf der zweiten Kupplungsplatte (321) bewegbar sind, um mit der Antriebsvorrichtung (2) verbunden zu werden, um die erste und die zweite Klemmklaue (11, 12) zu aktivieren.2. Myoelectrically controlled artificial hand according to claim 1, characterized in that the first coupling element ( 31 ) includes a first clutch plate ( 311 ), and a plurality of first friction wheels ( 313 , 323 ) which are movable on the first clutch plate ( 311 ) are mounted, and which are movable on the first coupling plate ( 311 ) to be connected to the drive device ( 2 ) to activate the first and the second clamping claw ( 11 , 12 ), the second coupling element ( 32 ) being a second clutch plate includes (321) and a plurality of second friction wheels (323), the movable plate on the second clutch (321) are mounted, and on the second clutch plate (321) are movable to be connected to the drive device (2) to activate the first and the second clamping claw ( 11 , 12 ). 3. Myoelektrisch gesteuerte künstliche Hand nach Anspruch 2, dadurch ge­ kennzeichnet, dass:
  • - die Anzahl der ersten Reibungsräder (313) vier ist, die erste Kupp­ lungsplatte (311) eine innere Seitenoberfläche, eine äußere Seiten­ oberfläche und zweite parallele Schlitze (34, 35) mit offenem Ende aufweist, wobei die erste Schaltvorrichtung (4) zwei erste Schrau­ bendruckfedern (41, 42) aufweist, von welchen jede ein jeweiliges Paar der ersten Reibungsräder (313) voneinander wegdrückt, zwei erste äußere Stifte (410, 420), die integral von der äußeren Seiten­ oberfläche der ersten Kupplungsplatte (311) vorragen, und einen ersten inneren Stift (430), der integral von der inneren Seitenober­ fläche der ersten Kupplungsplatte (311) vorragt,
  • - die Anzahl der zweiten Reibungsräder (323) zwei ist, die zweite Kupplungsplatte (321) eine innere Seitenoberfläche, eine äußere Seitenoberfläche und einen Schlitz (36) mit offenem Ende auf­ weist, wobei der erste innere Stift (430) gleitbar in dem Schlitz (36) in der zweiten Kupplungsplatte (321) aufgenommen ist, wobei die erste Schaltvorrichtung (4), des Weiteren zwei zweite Schrauben­ druckfedern (43, 44) aufweist, zwei zweite innere Stifte (440, 450), die integral von der inneren Seitenoberfläche der zweiten Kupp­ lungsplatte (321) vorragen und gleitbar in den Schlitzen (34, 35) in der ersten Kupplungsplatte (311) aufgenommen sind, und einen zweiten äußeren Stift (460), der integral von der äußeren Seiten­ oberfläche der zweiten Kupplungsplatte (321) vorragt, wobei die zweiten inneren Stifte (440, 450) gleitbar in den Schlitzen (34, 35) in der ersten Kupplungsplatte (311) angeordnet sind, um mit den ersten äußeren Stiften (410, 420) so zusammenzuwirken, dass die ersten Reibungsräder (313) von der äußeren Peripherie der ersten Kupplungsplatte (311) vorragen, wodurch ermöglicht wird, dass die erste Kupplungsplatte (311) durch die Antriebsvorrichtung (2) angetrieben wird, wobei der erste innere Stift (430) gleitbar in dem Schlitz (36) in der zweiten Kupplungsplatte (321) angeordnet ist, so dass die zweiten Reibungsräder (323) in die zweite Kupplungs­ platte (321) zurückgezogen sind, so dass ein Drehmoment nicht von der Antriebsvorrichtung auf die zweite Kupplungsplatte (321) durch das zweite Kupplungselement (32) übertragen werden kann.
3. Myoelectrically controlled artificial hand according to claim 2, characterized in that:
  • - The number of first friction wheels ( 313 ) is four, the first clutch plate ( 311 ) has an inner side surface, an outer side surface and second parallel slots ( 34 , 35 ) with an open end, the first switching device ( 4 ) having two first Helical compression springs ( 41 , 42 ), each of which pushes a respective pair of the first friction wheels ( 313 ) away from each other, two first outer pins ( 410 , 420 ) integrally projecting from the outer side surface of the first clutch plate ( 311 ), and a first inner pin ( 430 ) integrally projecting from the inner side surface of the first clutch plate ( 311 ),
  • - The number of second friction wheels ( 323 ) is two, the second clutch plate ( 321 ) has an inner side surface, an outer side surface and an open end slot ( 36 ), the first inner pin ( 430 ) slidably in the slot ( 36 ) is received in the second clutch plate ( 321 ), the first switching device ( 4 ) further comprising two second compression springs ( 43 , 44 ), two second inner pins ( 440 , 450 ) integrally formed from the inner side surface of the projecting second clutch plate ( 321 ) and slidably received in the slots ( 34 , 35 ) in the first clutch plate ( 311 ), and a second outer pin ( 460 ) integrally projecting from the outer side surface of the second clutch plate ( 321 ) wherein the second inner pins ( 440 , 450 ) are slidably disposed in the slots ( 34 , 35 ) in the first clutch plate ( 311 ) to mate with the first outer pins ( 410 , 420 ) to cooperate so that the first friction wheels ( 313 ) protrude from the outer periphery of the first clutch plate ( 311 ), thereby allowing the first clutch plate ( 311 ) to be driven by the driving device ( 2 ), the first inner pin ( 430 ) is slidably disposed in the slot ( 36 ) in the second clutch plate ( 321 ) so that the second friction wheels ( 323 ) are retracted into the second clutch plate ( 321 ) so that torque is not transferred from the drive device to the second clutch plate ( 321 ) can be transmitted through the second coupling element ( 32 ).
4. Myoelektrisch gesteuerte künstliche Hand nach Anspruch 3, dadurch ge­ kennzeichnet, dass die zweite Schaltvorrichtung (5) eine Schraubentorsi­ onsfeder (52) aufweist, die zwischen der Greifvorrichtung (1) und dem Getriebe (3) angeordnet ist, und welche die erste und die zweite Kupp­ lungsplatte (311, 321) relativ zueinander bewegt, wenn die erste und die zweite Klemmklaue (11, 12) den Gegenstand greifen, um die zweiten inne­ ren Stifte (440, 450) längs der Schlitze (34, 35) in der ersten Kupplungs­ platte (311) zu bewegen, und um den ersten inneren Stift (430) längs dem Schlitz (36) in der zweiten Kupplungsplatte (321) zu bewegen, so dass die ersten Reibungsräder (313) in die erste Kupplungsplatte (311) zurückge­ zogen sind, wodurch das erste Kupplungselement (31) von der Antriebs­ einheit (2) entkoppelt wird, und so dass die zweiten Reibungsräder (323) von der äußeren Peripherie der zweiten Kupplungsplatte (321) vorragen, wodurch das zweite Kupplungselement (32) mit der Antriebseinheit (2) verbunden wird.4. Myoelectrically controlled artificial hand according to claim 3, characterized in that the second switching device ( 5 ) has a screw torsion spring ( 52 ) which is arranged between the gripping device ( 1 ) and the transmission ( 3 ), and which the first and the second clutch plate ( 311 , 321 ) moves relative to each other when the first and second clamping claws ( 11 , 12 ) grip the object, around the second inner pins ( 440 , 450 ) along the slots ( 34 , 35 ) in the to move the first clutch plate ( 311 ) and to move the first inner pin ( 430 ) along the slot ( 36 ) in the second clutch plate ( 321 ) so that the first friction wheels ( 313 ) return to the first clutch plate ( 311 ) are pulled, whereby the first clutch element ( 31 ) is decoupled from the drive unit ( 2 ), and so that the second friction wheels ( 323 ) protrude from the outer periphery of the second clutch plate ( 321 ), whereby the second Coupling element ( 32 ) is connected to the drive unit ( 2 ). 5. Myoelektrisch gesteuerte künstliche Hand nach Anspruch 4, dadurch ge­ kennzeichnet, dass die Antriebsvorrichtung (2) einen Motor (21), eine Pla­ netengetriebeeinheit (22), die durch den Motor (21) angetrieben wird, eine erste drehbare Hülse (24), die durch die Planetengetriebeeinheit (22) bei einer ersten Geschwindigkeit gedreht wird und reibschlüssig auf den ersten Reibungsrädern (313) aufgeschoben ist, wenn die ersten Reibungsräder (313) von der äußeren Peripherie der ersten Kupplungsplatte (311) vorra­ gen, um die erste Kupplungsplatte (311) synchron damit zu drehen, und eine zweite drehbare Hülse (25) aufweist, die durch die Planetengetriebe­ einheit (22) mit einer zweiten Geschwindigkeit gedreht wird, die größer ist, als die erste Geschwindigkeit, und reibschlüssig auf die zweiten Rei­ bungsrädern (323) aufgeschoben ist, wenn die zweiten Reibungsräder (323) von der äußeren Peripherie der zweiten Kupplungsplatte (321) vor­ ragen, um die zweite Kupplungsplatte (321) damit synchron zu drehen.5. Myoelectrically controlled artificial hand according to claim 4, characterized in that the drive device ( 2 ) a motor ( 21 ), a planetary gear unit ( 22 ) which is driven by the motor ( 21 ), a first rotatable sleeve ( 24 ) which is rotated by the planetary gear unit ( 22 ) at a first speed and is frictionally slid onto the first friction wheels ( 313 ) when the first friction wheels ( 313 ) protrude from the outer periphery of the first clutch plate ( 311 ) around the first clutch plate ( 311 ) to rotate synchronously therewith, and has a second rotatable sleeve ( 25 ) which is rotated by the planetary gear unit ( 22 ) at a second speed which is greater than the first speed, and frictionally on the second friction wheels ( 323 ) is postponed when the second friction wheels ( 323 ) protrude from the outer periphery of the second clutch plate ( 321 ) to the two the coupling plate ( 321 ) can be turned synchronously.
DE20301116U 2003-01-24 2003-01-24 Myoelectrically controlled artificial hand has automatic change to gripping Expired - Lifetime DE20301116U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20301116U DE20301116U1 (en) 2003-01-24 2003-01-24 Myoelectrically controlled artificial hand has automatic change to gripping

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20301116U DE20301116U1 (en) 2003-01-24 2003-01-24 Myoelectrically controlled artificial hand has automatic change to gripping

Publications (1)

Publication Number Publication Date
DE20301116U1 true DE20301116U1 (en) 2003-03-20

Family

ID=7979393

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20301116U Expired - Lifetime DE20301116U1 (en) 2003-01-24 2003-01-24 Myoelectrically controlled artificial hand has automatic change to gripping

Country Status (1)

Country Link
DE (1) DE20301116U1 (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007076765A3 (en) * 2005-12-20 2007-10-11 Bock Healthcare Ip Gmbh Hand prosthesis with fingers that can be aligned in an articulated manner
NL1036645C2 (en) * 2009-02-27 2010-08-30 Anouk Susan Huisman HAND PROTHESE FOR DRIVING A VEHICLE.
NL2003156C2 (en) * 2009-07-09 2011-01-11 Univ Delft Tech Artificial hand.
WO2011072750A1 (en) * 2009-12-18 2011-06-23 Poirters Creative Innovations A hand-prosthetic
CN101773422B (en) * 2010-01-21 2012-02-01 吉林大学 Nerve redistribution technology-based myoelectrical bionic arm system
US8257446B2 (en) 2005-12-23 2012-09-04 Otto Bock Healthcare Gmbh Clutch module for prosthesis
US8343234B2 (en) 2005-12-20 2013-01-01 Otto Bock Healthcare Gmbh Hand prosthesis comprising two drive devices
US8579991B2 (en) 2005-12-20 2013-11-12 Otto Bock Healthcare Gmbh Hand prosthesis and force transmission device
US20160235554A1 (en) * 2012-10-18 2016-08-18 Motion Control Hand Prosthesis
RU2663941C1 (en) * 2017-02-14 2018-08-13 Публичное акционерное общество "Ракетно-космическая корпорация "Энергия" имени С.П. Королева" Electromechanical hand
DE102019125415A1 (en) * 2019-09-20 2021-03-25 Schunk Gmbh & Co. Kg Spann- Und Greiftechnik Gear unit for a gripping or clamping device and a gripping or clamping device
DE102021111875B3 (en) 2021-05-06 2022-10-06 Deutsches Zentrum für Luft- und Raumfahrt e.V. Switchable planetary gear, robot, electric vehicle and use of a switchable planetary gear

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8343234B2 (en) 2005-12-20 2013-01-01 Otto Bock Healthcare Gmbh Hand prosthesis comprising two drive devices
US7867287B2 (en) 2005-12-20 2011-01-11 Otto Bock Healthcare Gmbh Hand prosthesis with fingers that can be aligned in an articulated manner
WO2007076765A3 (en) * 2005-12-20 2007-10-11 Bock Healthcare Ip Gmbh Hand prosthesis with fingers that can be aligned in an articulated manner
US8579991B2 (en) 2005-12-20 2013-11-12 Otto Bock Healthcare Gmbh Hand prosthesis and force transmission device
US8257446B2 (en) 2005-12-23 2012-09-04 Otto Bock Healthcare Gmbh Clutch module for prosthesis
NL1036645C2 (en) * 2009-02-27 2010-08-30 Anouk Susan Huisman HAND PROTHESE FOR DRIVING A VEHICLE.
NL2003156C2 (en) * 2009-07-09 2011-01-11 Univ Delft Tech Artificial hand.
WO2011072750A1 (en) * 2009-12-18 2011-06-23 Poirters Creative Innovations A hand-prosthetic
CN101773422B (en) * 2010-01-21 2012-02-01 吉林大学 Nerve redistribution technology-based myoelectrical bionic arm system
US20160235554A1 (en) * 2012-10-18 2016-08-18 Motion Control Hand Prosthesis
US10004611B2 (en) * 2012-10-18 2018-06-26 Motion Control Hand prosthesis
US10004612B2 (en) 2012-10-18 2018-06-26 Motion Control Hand prosthesis
RU2663941C1 (en) * 2017-02-14 2018-08-13 Публичное акционерное общество "Ракетно-космическая корпорация "Энергия" имени С.П. Королева" Electromechanical hand
DE102019125415A1 (en) * 2019-09-20 2021-03-25 Schunk Gmbh & Co. Kg Spann- Und Greiftechnik Gear unit for a gripping or clamping device and a gripping or clamping device
DE102019125415B4 (en) 2019-09-20 2021-08-12 Schunk Gmbh & Co. Kg Spann- Und Greiftechnik Gear unit for a gripping or clamping device and a gripping or clamping device with automatic switching between rapid traverse and power gear
DE102021111875B3 (en) 2021-05-06 2022-10-06 Deutsches Zentrum für Luft- und Raumfahrt e.V. Switchable planetary gear, robot, electric vehicle and use of a switchable planetary gear

Similar Documents

Publication Publication Date Title
DE69202657T4 (en) Independent bicycle gearshift.
DE20301116U1 (en) Myoelectrically controlled artificial hand has automatic change to gripping
DE3809000A1 (en) KEYLESS CLAMP
DE3235544A1 (en) Drill hammer
DE4105405C2 (en) Two-speed gearbox for a motor-driven tool
DE1425839B2 (en) Multi-speed planetary gear for wheel hubs with coaster brake
CH632325A5 (en) WING SPRING COUPLING, IN PARTICULAR FOR RECORDING AND / OR PLAYING DEVICES.
EP0806340B1 (en) Multispeed bicycle hub having back pedal brake
EP1582758B1 (en) Coupling device with sprags
DE2011085C3 (en) Electrically operated screwdriver
DE4420053C2 (en) Rotation transmission device
DE2747336C2 (en) Multi-stage automatic planetary gear
DE19917907A1 (en) Pipette has an operating unit on the housing with a central operating element that can be operated from the outside
EP3641987A2 (en) Clamp and method for operating a clamp
KR100372189B1 (en) Structure supporting apparatus
DE602004002996T2 (en) Switching device and thus equipped assembly and motor vehicle
DE612807C (en) Gear change transmission, especially for motor locomotives
WO1992006313A1 (en) Freewheel clutch
DE4037909C2 (en) Rapid return device for an automatic drilling machine
DE4420055C2 (en) Rotation transmission device
DE19806995C2 (en) Method and device for connecting objects using braided wire
DE602006000980T2 (en) transmission
EP1460312B1 (en) Device for driving an output mechanism
DE2747704C2 (en) Multi-stage, automatically shifting change gear
WO2019210898A1 (en) Two-gear transmission for an electrically driveable motor vehicle

Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20030424

R150 Utility model maintained after payment of first maintenance fee after three years

Effective date: 20060206

R157 Lapse of ip right after 6 years

Effective date: 20090801