Abstract: A robot includes: a base; a swivel body supported rotatable about a first axis; a first arm supported rotatable about a second axis perpendicular to the first axis; a second arm supported rotatable about a third axis parallel to the second axis; and a first wrist element supported rotatable about a fourth axis perpendicular to the third axis and disposed in a same plane as the first axis. A first hollow section penetrating along the first axis is provided in the base and the swivel body; a second hollow section penetrating along the fourth axis is provided in the first wrist element; the first and second arms have shapes allowing a linear object having passed through the first hollow section to be guided to the second hollow section via a space extending along a line connecting intersections of the first and second axes and the third and fourth axes.

Abstract: A robot which can prevent an excessive bending of an wire member. The robot includes a first wrist element coupled rotatably about a first axis, a second wrist element coupled rotatably about a second axis, a third wrist element coupled rotatably about a third axis and supporting an end effector configured to perform a work on a workpiece, a first wire member disposed in such a way as to pass through the inside of the first wrist element, the second wrist element, and the third wrist element and connected to the end effector, and a second wire member disposed in such a way as to pass through the inside of the first wrist element and run outside the second wrist element and the third wrist element and connected to the end effector.

Abstract: A bi-spin multi joint robot comprises an upper arm, a lower arm protruding forward and a wrist. The lower arm, which connects to the upper arm, is located at the right side of the upper arm. The wrist, which connects to the lower arm, is located at the right side of the tail end of the lower arm. In detail, the lower arm not only connects to the upper arm through the first transverse spindle but also connects to the wrist through the second transverse spindle. The upper arm is provided with a clearance space at the right side in order to enable the lower arm to rotate around the first transverse spindle in the clearance space, the first transverse spindle is assembled at the tail end of the upper arm, and the second transverse spindle is assembled at the tail end of the lower arm.

Abstract: A joint driving device includes: a reduction gear output shaft that transmits a torque to a second link; a transmission shaft that transmits reaction of the torque to a first link; a transmission shaft outer cylinder arranged on the outer circumference of the transmission shaft and connected to the transmission shaft; a reduction gear output shaft outer cylinder arranged in the outer circumference of the reduction gear output shaft and connected to the reduction gear output shaft; and a wire body arranged between the first link and the second link and including at least one of a wire and a pipe. The transmission shaft includes the motor frame as at least a part. The wire body is housed in a space between the transmission shaft outer cylinder and the transmission shaft, and a space between the reduction gear output shaft outer cylinder and the reduction gear output shaft.

Abstract: In order for a suitable restoring force to be exerted in a device for guiding at least one line of an articulated-arm robot, a restoring mechanism for exerting an elastic restoring force is provided. The restoring mechanism includes a guide unit and a slider element which is displaceably mounted on the guide unit. An elastic restoring unit, which has at least one deflection element, which is preferably configured as a deflection roller, and a flexural strand-shaped connection element, is disposed between the slider element and the guide unit. The restoring mechanism is housed in a closed housing and the line is connected to a slider element of the restoring unit inside the housing through one or two longitudinal slots.

Abstract: A robot includes an nth arm (n is a natural number), an (n+1)th arm rotatably supported with respect to the nth arm, and a connection destination selection part that can select a connection destination of a cable routing present inside of the nth arm from a cable routing present outside of the nth arm and a cable routing present inside of the (n+1)th arm.

Abstract: A wrist structure for an articulated robotic arm includes: a wrist body, a rotary member, a signal processing circuit board, a connector, a control unit and a drive unit. The wrist body includes a front end portion, a rear end portion, a receiving portion, and a wiring hole formed in the rear end portion. The rotary member is rotatably connected to the front end portion. The signal processing circuit board is removably disposed at the rear end portion, located inside the receiving portion and includes a gap aligned with the wiring hole. The connector is disposed in the wrist body and signal connected to the signal processing circuit board. The control unit is disposed inside the receiving portion and signal connected to the signal processing circuit board. The drive unit is disposed in the receiving portion to control the rotary member to swing with respect to the wrist body.

Abstract: A robot, such as a painting robot for painting components such as motor vehicle body components, is disclosed having a plurality of robot elements that are pivotable relative to each other. At least one flexible supply line may run from a proximal robot element to a distal robot element. The supply line may be axially displaceable in the proximal robot element relative to the longitudinal axis of the supply line, so that the supply line can perform an axial compensating motion during a pivot motion of the robot.

Abstract: A loader work machine is disclosed in which a base portion of each of right/left arms (77) is received by an arm support portion (164) of a first lift link (81) and pivotally supported by a first arm shaft (88), and a hydraulic pipe arrangement (167) connected to a hydraulic actuator (98) extend through an support frame (11) from inside to outside of its inner wall (12), and toward an arm (77). The base portion of the arm (77) is supported to the arm support portion (164) at a position adjacent a link outer wall (157) in a transverse direction so that a hose accommodation space (165) is formed between a link inner wall (156) and an internal side face of the base portion of the arm (77). The hydraulic pipe arrangement (167) runs frontward of the first arm shaft (88) and a first link shaft (85), and is disposed in the hose accommodation space (165).

Abstract: A system for protecting at least one tube extending between articulating joints of a work machine including a first guard configured to be at least partially inserted inside a first opening formed in a second portion that is pivotably connected to a first portion. A second guard is configured to be at least partially inserted inside a second opening formed in the third portion that is pivotably connected to the second portion and near the first portion. The first guard and the second guard form a protective passageway for a tube extending from the first portion to the third portion, the passageway substantially preventing contact between the at least one tube and surfaces of the second portion and the third portion in close proximity with the corresponding pivotable connections.

Abstract: A work apparatus to be mounted to a work vehicle includes: a pair of cylindrical masts 35 disposed erect on right and left sides of a vehicle body having a control valve; a boom 91 pivotally supported to the masts; an implement pivotally supported to the boom; a boom cylinder 60 for pivoting the boom; an implement cylinder 61 for operating the implement; a boom piping system communicating the control valve with the boom cylinder; and an implement piping system communicating the control valve with the implement cylinder; wherein a channel constituting member 84 constituting the boom piping system extends vertically within each mast; one end of the channel constituting member 84 extends to the outside at a lower portion of the mast to be connected with the control valve; and the other end of the channel constituting member 84 extends to the outside at an upper portion of the mast 35 to be connected with boom cylinder 60.

Abstract: An umbilical member motion limiting device is provided on a robot which has a forearm, a wrist portion, an operating tool attached to the end of the wrist portion, and the umbilical member connected to the operating tool through the forearm, for limiting the motion of the umbilical member corresponding to the motion of the robot. The motion limiting device comprises a swing portion attached to the wrist portion so as to swing around a swing axis and a limiting portion arranged on the swing portion for limiting the motion of the umbilical member. Thus, the motion limiting device can minimize interference due to surplus length of the umbilical member and avoid contact of the umbilical member with external equipment.

Abstract: An industrial truck has a lifting mast (1) with a fixed mast (1a) and at least one movable mast (1b) that can move vertically in relation to the fixed mast. A load lifting device (2) can be moved up and down on the movable mast (1b). Located on the movable mast (1b) and/or on the load lifting device (2) is at least one electrical component which is connected with at least one electrical cable (3). The cable (3) is guided through a cable storage device (4) which is constructed according to the pulley block principle.

Abstract: The invention provides a waterproof and dustproof structure of a joint portion of an industrial robot which is inexpensive and does not adversely affect a motion performance of a robot. Accordingly, in a manipulator type robot which has a cable passing hole provided in a part of an outer periphery of a manipulator, and is provided with a cable wired to an inner side and an outer side of the manipulator through the cable passing hole, a mold guide surrounding an outer periphery of one or a plurality of conducting wire passing through an inner portion is provided near the cable passing hole, an inner side of the mold guide is mold treated by a resin filling, and a sealing material is provided in an outer side of the mold guide.

Abstract: A tractor with a backhoe is disclosed. The backhoe is mounted to a rear portion of the tractor. The backhoe has a boom, an arm pivotally supported to a leading end of the boom, a bucket pivotally supported to a leading end of the arm, a boom cylinder for operating the boom, an arm cylinder for operating the arm and a bucket cylinder for operating the bucket. The tractor includes a frame attached to a rear portion of the tractor, a swing bracket supported to a rear portion of the frame to be pivotable about a vertical axis, a control valve unit having control valves for controlling the boom cylinder, the arm cylinder and the bucket cylinder and a hose unit for feeding pressure oil from the control valve unit to the boom cylinder, the arm cylinder and the bucket cylinder. The wing bracket includes a first opening open to the front side and a second opening open to the rear side. The control valve unit is disposed, in its plan view, on an extension line of the first opening and the second opening.

Abstract: A crane with a boom, on which running tracks for cable carriers are disposed, having two running tracks for the cable carriers, which engage into one another with a positive lock. One running track is connected with the crane or the boom, and the other running track is displaceable on the crane or the boom.

Abstract: A horizontal articulated robot has a plurality of horizontal arms coupled by joint shafts, and a working shaft disposed at the extreme end of an extreme end arm among the horizontal arms has mounting portions of an end effector formed to both the upper and lower ends thereof. With this arrangement, there can be provided a horizontal articulated robot that can cope with various work transport forms and various types of works by one type of a robot by selectively using the upper and lower sides of a working shaft.

Abstract: A loader assembly is provided having a left boom arm and a right boom arm. The left boom arm includes a left tower, a left loader arm, a left lift cylinder, and a left attachment cylinder. The left tower is constructed for attachment to a bracket on a motor vehicle. The left loader arm includes a first end rotatably attached to the left tower, a second end constructed for attaching to an attachment, and a left lift cylinder/attachment cylinder rotation pin. The left lift cylinder includes a first end rotatably attached to the left tower, and a second end rotatably attached to the left loader arm at the left lift cylinder/attachment cylinder rotation pin. The left attachment cylinder includes a first end rotatably attached to the left loader arm at the left lift cylinder/attachment cylinder rotation pin, and a second end constructed for attaching to an attachment. The right boom arm includes a right tower, a right loader arm, a right lift cylinder, and a right attachment cylinder.

Abstract: A lifting frame has a stationary vertical mast (outer mast 1), at least one telescoping lifting mast (inner mast 3), and a lifting carriage (4) movable on the lifting mast. At least one hydraulic line (5) installed on the lifting frame discharges at the lifting carriage (4). When the lifting frame is in the retracted position, the hydraulic line (5) forms a loop (S) which is open on top. The hydraulic line (5) is guided in the vicinity of the loop (S) by a tensioning pulley (6) that dips from above into the loop (S). The tensioning pulley (6) is fastened to a pulley carrier (7). The weight of the pulley carrier can be used to generate a bias force that is exerted on the hydraulic line (5), or drive means connected with the pulley carrier (7) can be provided.

Abstract: A line laying structure for a wrist of a robot capable of enhancing durability of lines of cables/pipes for flowing electricity, air, water, etc. to an end effector attached to the wrist, and reducing a restriction of angle of rotation of a wrist axis by rotation of the other wrist axes. First, second and third wrist elements of the wrist are rotatable around fist, second and third axes, respectively. The first wrist element is fixed to a distal end of a forearm of the robot, to be rotated on a mounting base with the forearm as a unit. The lines are clamped on the mounting base by a line retainer and laid inside the forearm and clamped at a distal end of the forearm inside and outside thereof by line retainers. The lines are then clamped by line retainers provided on the second wrist element and introduced to the third wrist element. Then, the lines are clamped by the line retainer provided on the third wrist element and drawn outside thereof to be connected with the end effector.

Abstract: A boom assembly includes a hollow bent boom pivotally connected to a swing bracket, a hollow arm pivotally connected to a leading end of the boom and pivotally supporting an implement at a leading end of the arm, a pair of right and left connecting brackets attached to opposed side faces of a base end of the arm, an implement cylinder provided between the implement and the connecting brackets for operating the implement, a hydraulic service port for a hydraulic implement, and a hydraulic oil pipe for supplying pressure oil to the implement cylinder and the hydraulic service port. The hydraulic service port is provided in the connecting brackets and the hydraulic oil pipe extends through the inside of the hollow boom to be exposed to the outside from a back face area of the leading end of the boom and then further extends between the pair of right and left connecting brackets.

Abstract: A wrist driving mechanism capable of arranging a large amount of cables and pipes in a robot arm. A robot wrist mechanism having three degrees of freedom is driven by first, second and third drive shafts for transmitting driving forces of first, second and third motors M4, M5 and M6, respectively. The first drive shaft is a hollow shaft for transmitting a rotational driving force from the motor M4 to a first wrist element supported rotatably around the first axis B1. The second and third drive shafts are arranged eccentrically with the first axis B1 in an inner space of the first drive shaft. The second drive shaft transmits a rotational driving force from the motor M5 to a second wrist element supported rotatably around the second axis B2, and the third drive shaft transmits a rotational force from the motor M6 to a third wrist element supported rotatably around the third axis B3.

Abstract: A pair of supported portions are provided in a bifurcated manner on the base end of the boom of a work machine. Operation oil hoses for an arm cylinder and operation oil hoses for a bucket cylinder are guided and piped into the boom from between both the supported portions. A hose guide hole is provided below each of the boom support portions so that operation oil hoses for the boom cylinder are inserted into the respective hose guide holes. At an intermediate portion of the rear surface of the boom, the operation oil hoses are taken out from the inside of the boom through a hose attachment plate and connected to respective external hoses connected to the arm cylinder. At a tip end of the boom, the operation oil hoses are pulled out from the inside of the boom through a rear side inclined surface of an angle rib.

Abstract: A loader assembly is provided having a left boom arm and a right boom arm. The left boom arm includes a left tower, a left loader arm, a left lift cylinder, and a left attachment cylinder. The left tower is constructed for attachment to a bracket on a motor vehicle. The left loader arm includes a first end rotatably attached to the left tower, a second end constructed for attaching to an attachment, and a left lift cylinder/attachment cylinder rotation pin. The left lift cylinder includes a first end rotatably attached to the left tower, and a second end rotatably attached to the left loader arm at the left lift cylinder/attachment cylinder rotation pin. The left attachment cylinder includes a first end rotatably attached to the left loader arm at the left lift cylinder/attachment cylinder rotation pin, and a second end constructed for attaching to an attachment. The right boom arm includes a right tower, a right loader arm, a right lift cylinder, and a right attachment cylinder.

Abstract: A loader assembly is provided according to the invention. The loader assembly includes a boom arm and a bracket assembly. The boom arm includes a tower that includes a plurality of first hydraulic fluid coupler members, a lift arm that rotates relative to the tower about a tower/lift arm rotating pin, and at least one hydraulic cylinder. The bracket assembly includes a stationary bracket that includes a plurality of second hydraulic fluid coupler members. The stationary bracket is constructed for attachment to a motor vehicle and attachment to the tower to provide a fluid connection between the first coupler members and the second coupler members. The rotating bracket rotates relative to the stationary bracket about a bracket rotation pin. The rotating bracket is constructed to receive the tower and rotate the tower for attachment to the stationary bracket. A combination motor vehicle and loader assembly, and methods for operating a loader assembly are provided.

Abstract: A loader/attachment assembly is provided. The loader/attachment assembly can be referred to as a loader/bucket assembly when the attachment is a bucket. The loader/attachment assembly can include a bucket and a loader assembly. The bucket includes a bucket attachment region and a bucket face opening. The loader assembly includes a left boom and a right boom. The left boom includes a left first boom end constructed for attachment to a left bracket assembly on a motor vehicle, a left second boom end attached to the bucket attachment region, a left lift cylinder, and a left attachment cylinder. The right boom includes a right first boom end constructed for attachment to a right bracket assembly on a motor vehicle, a right second boom end attached to the bucket attachment region, a right lift cylinder, and a right attachment cylinder.

Abstract: The invention comprises a hook attachment having a frame with a plurality of hooks pivotally mounted to the frame. The attachment has a engaging flange and eyelets for receiving the attaching flange and engaging pins, respectively on the front of the arms of a front end loader. The attachment has an attaching flange and engaging pins mounted on the front of the frame of the attachment for engaging an attaching flange and eyelets on the rear of a bucket, whereby the hook attachment may be attached directly to the front of a front end loader and used alone with the front end loader, or the attaching flange and engaging pins on the front of the frame of the locking attachment may engage the attaching flange and eyelets on the rear of the bucket to attach the bucket to the flange of the hook attachment so that the hook attachment and bucket may be used together on the front end loader.

Abstract: A swivel type working vehicle includes a running device (30), a swivel base (32) mounted on the running device to be swivelable about a vertical swivel axis (31), a swing bracket (5) supported to be swingable about a vertical axis by a flange unit (4) disposed at a front end of the swivel base, a boom (2) having a proximal end (2B) thereof attached to the swing bracket to be swingable about a horizontal axis (6), a boom cylinder (3) having one end thereof connected to the swing bracket and the other end to the boom for swinging the boom, a hydraulic pressure takeoff device (10) disposed in a distal end region (2C) of the boom, and hydraulic pressure takeoff pipes (12A, 12B) for supplying hydraulic pressure to the hydraulic pressure takeoff device (10). The boom (2) is a hollow box having a front wall (17), a left wall (16A), a right wall (16B) and a rear wall (14) extending longitudinally of the boom. The boom cylinder (3) is disposed outside the boom to extend along the rear wall of the boom.

Abstract: A fluid conduit is provided for use in a hydraulic actuating system for controlling an instrumentality disposed on a rotating portion of a machine. The fluid conduit transports pressurized fluid between a fluid source disposed on a non-rotating portion of the machine and the instrumentality and comprises a rigid tubular member formed in the shape of a helix having at least about 2 revolutions and a non-constant pitch length. The ends of the tube are adapted to be sealingly connected between the fluid source and the instrumentality. The fluid conduit is used, for example, in an apparatus and system for controlling a hydraulic actuator mounted on a rotating blade.

Abstract: Apparatus for handling cables is disclosed. The apparatus comprises means (10, 12, 16, 18) to pay out a service cable (20) and a support cable (14) so that the service cable (20) and the support cable (14) are adjacent, and means to (26, 28) wrap a further cable (22) around the service and support cables (20, 14).

Abstract: An improvement to lifting devices where a service cable 1 and hoist rope 2 are wound around one another, wherein the load-bearing rope 2 is wound around the cable 1 that is paid off from a cable winch 13 so that when the wound cable and rope 2 leave the device, the higher tension on the rope pulls that into an axial configuration with the service cable 1 helically coiled around it.

Abstract: A rotating handler arm is mounted on an upright column, and has electrical components thereon, which require powering. The power is carried to the rotating arm by a multi conductor flat cable that is supported on a platform adjacent to the rotating arm in a coil. The cable clamped to the platform as well as to the rotating member. The coil is made of a sufficient number of individual coil sections so that the coil will tighten as the rotating arm rotates in a first direction, and loosen as the rotating arm rotates in a second direction to avoid the need for slip rings or other complex electrical transmission elements.

Abstract: Guide (20) for a loop of a flexible line (40) between a pair of rotatable parts (12, 14) of an industrial robot (10) that rotate relative to one another around an axis (18), whereby the loop includes a pair of strands (42, 44) of the line joined by a bend (46) that extend around axis (18) with their outsides engaged with the respective parts so that the loop is caused to perform a movement around the axis (18) when the parts rotate relative to one another. To reduce wear on the cover of the line and to facilitate replacing the line, it is suggested that, among other things, the engagement consists of a separate groove (22, 32) arranged for each strand (42 respectively 44).

Abstract: An industrial robot with an upper robot arm (1) that comprises a first arm part 2) arranged to rotate at a second arm part (3), whereby a cable set (4) extends through both arm parts whereby a guiding device (6) for the cable set is arranged at the upper robot arm where the guiding device comprises cavities (21, 22) running through it arranged to guide at least one line within it in a sideway direction and to allow the displacement of at least one line within it in a longitudinal direction. The present invention also relates to a guiding device for a cable set for an industrial robot with a rotatable robot arm and to a use of the guiding device for an industrial robot with a rotatable robot arm.

Abstract: Device for guiding a cable set arranged at a manipulator equipped with a control device where the cable set forms an external loop/a slack in the transition between a first and a second manipulator part joined by a link including a guiding device that freely surrounds the cable set characterized in that the guiding device can be opened and includes a suspension device so that it can be suspended to rotate freely in the link section between the two manipulator parts.

Abstract: A telescopic boom arrangement of a vehicle is provided with a fixed, tubular outer boom and an inner boom which is mounted for sliding within the outer boom. Transmission lines for coupling various functions, carried at the end of the inner boom, with a power source/and or controls include an intermediate section mounted to the outer boom by a transmission line routing assembly which holds first ends of the intermediate section of the transmission lines at a fixed location and establishes a guide along which second ends of the section of transmission lines is moveable lengthwise of the outer boom. The intermediate section of the transmission lines is flexible and defines a bow which changes in length as the inner boom extends and retracts relative to the outer boom.

Abstract: Apparatus and a method for use in handling a load includes a load-bearing rope and a mechanism for paying out and recovering the rope. There is also a drum for holding a service cable with a length of the service cable extending from the drum. A wrapping device rotates the length of service cable around the rope as the rope is payed out to wrap the service cable around the rope, and to unwrap the service cable from the rope as the rope is recovered.

Abstract: A plurality of clamp devices for clamping a cable or a pipe connected to an end effector of a robot are mounted to a robot wrist portion. A first clamp device has a base and a clamp portion configured to slide linearly with respect to the base and be also capable of turning about an axis perpendicular to the slide direction. A second clamp device has a base and a clamp portion configured to be capable of turning about an axis perpendicular to the installation surface of the base. A third clamp device has a revolving unit fitted to the circumference of the arm and configured to be capable of pivotal motion in the circumferential direction of the arm and a clamp portion provided on the circumference of the revolving unit to be capable of turning about an axis in the radial direction of the revolving unit. The clamp portions of these clamp devices are adapted to clamp the cable or the pipe extending to the end effector.

Abstract: A manipulator comprises a plurality of mutually movable arms, of which a first arm (3) is rotatably arranged around a first axis (A) and a second arm (7) is rotatably arranged around a second axis (B), cabling (12) extending along the mutually movable arms, and a supporting device (8) supporting a part of the cabling extending between the first arm and the second arm. The supporting device comprises a supporting arm (9) which, rotatable around a third axis (C), is arranged at the first arm and a first attachment (13) arranged in the outer end of the supporting arm and surrounding the cabling. The first attachment and the third axis are arranged on opposite sides of the longitudinal axis of the first arm. The supporting arm exerts a spring force directed along the cabling. The supporting device comprises an auxiliary arm (10) with a second attachment (15) arranged at the second arm.

Abstract: Apparatus and a method for use in handling a load is described. The apparatus includes a load-bearing rope (1, 19), and a mechanism for paying out and recovering the rope (1, 19). There is also a drum (3, 12, 15, 16) for holding a service cable (2, 17) with a length of the service cable (2, 17) extending from the drum (3, 12, 15, 16). A wrapping device rotates the length of service cable (2, 17) around the rope (1, 19) as the rope (1, 19) is payed out to wrap the service cable (2, 17) around the rope (1, 19), and to unwrap the service cable (2, 17) from the rope (1, 19) as the rope is recovered.

Abstract: A robot has a plurality of components which can pivot relative to each other, in particular robot arms. Changes in separation between individual points of the robot thereby occur. This must be taken into consideration when guiding the operation cables for robot elements and in particular robot tools. The cables must be capable of accommodating length changes while being loaded to as little extent as possible during motion of the robot so that they have high durability and are not prematurely damaged. In accordance with the invention, a robot having cables extending at least partially on the outside, in particular operation cables for robot tools such as a welding tool, has cables guided in a substantially circular loop at the height of a robot arm which can pivot about an axis of the robot.

Abstract: A first arm (3) of a articulated robot has a double arm structure composed of a first arm piece (3a) and a second arm piece (3b). The first arm piece (3a) transmits a drive force, and a housing (4a) of a second arm (4) is rotatably mounted to the first arm piece (3a) at the end thereof. The second arm piece (3b) houses cables and pipes or the like, and a cover (4b) of the housing (4a) is rotatably mounted to the second arm piece at the end thereof. The cover (4b) is fixed to the housing (4a) through a fixing tool (6). The housing (4a) is permitted to be opened by separating the housing (4a) and the cover (4b) from each other by causing the second arm piece (3b) to rotate relatively to the first arm piece (3a) after the removal of the fixing tool (6).

Abstract: Apparatus and a method for use in handling a load includes a load-bearing rope (1, 19), and a mechanism for paying out and recovering the rope (1, 19). There is also a drum (3, 12, 15, 16) for holding a service cable (2, 17) with a length of the service cable (2, 17) extending from the drum (3, 12, 15, 16). A wrapping device rotates the length of service cable (2, 17) around the rope (1, 19) as the rope (1, 19) is payed out to wrap the service cable (2, 17) around the rope (1, 19), and to unwrap the service cable (2, 17) from the rope (1, 19) as the rope is recovered.

Abstract: A robot 1A comprises a robot stationary base 1, a first speed reducer mechanism attachment base 11 to which a first axis speed reducer mechanism 12 and a second axis speed reducer mechanism 21 are attached, a first arm AM1, a second speed reducer mechanism attachment base 35 to which a third axis speed reducer mechanism 31 and a fourth axis speed reducer mechanism 41 are attached, and a second arm AM2. An electric cable (CB) or a pipeline passes from the robot stationary base 1 through a hollow part in the first axis speed reducer mechanism 12, and from there passes around the outside of the second axis speed reducer mechanism 21, extending along the first arm AM1.

Abstract: A work station feeding module with a rail includes a carriage guided thereon and movable along the rail. The work station feeding module includes at least one supply line guided in a flexible energy supply chain arranged within the rail. One end of the flexible energy supply chain is fixed with respect to the rail and the other end is fastened on the carriage. Such work station feeding modules have the disadvantage that only electric lines can be guided in such modules and additional feeding devices must be provided for other energy carriers or raw materials. The work station feeding module enables a simpler and more compact feeding of the work station and guarantees that at least one of the supply lines is a compressed-air line. A compressed-air outlet connection is provided on the carriage. The module has a continuous compressed-air channel in its longitudinal direction that is connected to the rail-fixed end of the compressed-air line through an output branch.

Abstract: A telescopic boom 9 comprises a proximal boom 9a, an intermediate boom 9b, and a distal boom 9c assembled together in a telescopic fashion. A telescopic cylinder 21 is disposed such that a distal end portion of a cylinder rod 21b is firmly attached to a proximal end portion of the proximal boom 9a, whereas a cylinder tube 21a is firmly attached into the intermediate boom 9b. A retraction sheave 25 is mounted to the cylinder tube 21a nearer the proximal end of the telescopic boom 9. An extension sheave 27 is mounted to the cylinder tube 21a nearer the distal end of the telescopic boom 9. A guide pipe 35 is disposed such that one end thereof is firmly attached to the proximal end portion of the proximal boom 9a and the other end is disposed between the retraction sheave 25 and the extension sheave 27.

Abstract: In order to guide a cable for a robot in a protective fashion while facilitating simple insertion of protected cables in a robot arm, in particular a robot arm bearing a hand arbor motor, having a cable guide channel extending substantially along the robot arm and having a sideward opening along its entire length.

Abstract: A mobile loading machine having a frame and an operator's cab mounted thereon has a load arm assembly adapted to be pivotably mounted at a rear end of the frame, and support a power tool between a lowered position and a raised position at a forward end thereof. The load arm assembly includes an outer load arm section for supporting the tool, an inner load arm section pivotably mounted to the frame independent of the cab, and an intermediate load arm section integrally connected between the outer and inner load arm sections. The intermediate load arm section and inner load arm section are in overlapping relationship with each other such that the intermediate load arm section is positioned alongside a lowermost portion of the cab when the load arm assembly is in the lowered position to maximize the lateral visibility of the operator from the cab.

Abstract: In order to fit an optical cable to a cable of an overhead line, a lashing apparatus is provided which runs along the cable of the overhead line. A pylon bypass for the lashing apparatus of the optical cable is fitted to a line pylon and is designed such that the lashing apparatus is diverted from the respective cable in the region of the pylon and is passed around the pylon by the pylon bypass.

Abstract: An extensible telescopic machine part such as a telescopic boom for an excavator has three extensible, telescopic elements. One of the telescopic elements carries a working unit at its free end remote from the other telescopic elements. The working unit is supplied with energy through flexible energy transmission lines. Actuators for causing telecopic relative movement of the telescopic elements are provided. The energy transmission lines extend inside the machine part and are arranged in a carrier track. The actuators are arranged off axis with respect to the telescopic elements to provide space for the carrier track. The carrier track extends from a forward end of the outer telescopic element to the rear end of the inner telescopic element, The carrier track is guided between the outer and median telescopic elements and forms a bight around the rear end of the inner telescopic element.