Abstract: An electrically-operated umbrella comprises a column (1), an upper tray (2), a lower tray (3), a plurality of long rods (4) and short rods (5); one end of each short rod (5) is hinged to the lower tray (3), while the other end of each short rod (5) is hinged to each long rod (4); a housing (30) is attached to a lower portion of the column (1); a rotatable rope shaft (8), a motor (10) and a transmission mechanism are placed inside the housing (30); a rope (80) is disposed on the rope shaft (8); a battery (40) and a circuit board are further disposed inside the housing (30); two control buttons (17,18) are disposed outside the housing (30). The present invention is rational and compact in structure, capable of electrically opening or folding the framework without manual operation, and low in cost.

Abstract: Examples are disclosed relating to friction hinges. In one example, a friction hinge comprises a first stub and adjacent second stub extending from a stub substrate. A first finger extends from a finger substrate between the first stub and the second stub and comprises a distal contacting face that is biased into contact with a first biasing face of the first stub. A second finger adjacent to the first finger extends from the finger substrate between the first stub and the second stub and comprises a distal contacting face that is biased into contact with a second biasing face of the second stub. A pin extends through apertures in the first stub, first finger, second finger, and second stub.

Abstract: A child accommodating apparatus is provided and includes a frame, an armrest tube and an armrest rotating mechanism. The armrest tube is rotatably connected with the frame. The armrest rotating mechanism is for rotating the armrest tube. The armrest rotating mechanism includes an engagement device and an operation device. The engagement device is disposed between the armrest tube and the frame and for positioning the armrest tube relative to the frame. The operation device is disposed on the armrest tube and connected with the engagement device. The operation device utilizes a movement of a housing or a movement of a button body to disengage the armrest tube from the frame, which enables the armrest tube to be adjusted relative to the frame between a lifted using configuration and a lowered access configuration. The child accommodating apparatus has advantages of simple structure, reliable locking design, and easy unlocking design.

Abstract: An adjustable post support includes a post receptacle with a first longitudinal axis; a mount with a second longitudinal axis; and upper and lower adjustment plates disposed therebetween. The upper adjustment plate resides closer to the receptacle, rotates about the first longitudinal axis, and has a first surface above an opposing second surface. The first surface remains normal to the first longitudinal axis when rotated. The second surface resides at an angle to the first surface. The lower adjustment plate rotates about the second longitudinal axis and has a third surface above an opposing fourth surface. The fourth surface remains normal to the second longitudinal axis when rotated. The third surface resides at an angle to the fourth surface. The second surface is disposed against the third surface.

Abstract: A tilt device for an umbrella is a guide track assembly disposed in one of a first tilt member and a second tilt member. The guide track assembly has a first guide track member and a second guide track member. An enclosed guide track is within the guide track assembly. The guide track assembly is slideably received within the first tilt member. A driver that has an upper portion disposed in the second tilt member and a lower portion. The lower portion is disposed in the enclosed guide track. The enclosed guide track is configured to guide movement of the lower portion of the driver within the first tilt member. Movement of the driver causes the second tilt member to tilt relative to the first tilt member. The guide track assembly includes an open channel forming a part of a cord channel through the tilt device.

Abstract: A structural member of guided fastening connection for an elevator guide rail includes a vertical docking plate, wherein a fixing side plate is welded on two sides of the vertical docking plate symmetrically, a fixing hole is provided on a side of the fixing side plates, an upright plugging plate is welded at two ends of the vertical docking plate symmetrically, the upright plugging plates are docked with a first buckling block on a side, the upright plugging plates are docked with a second buckling block on a side away from the first buckling blocks, the fixing side plates are welded with a lateral arc-shaped plate horizontally on a side away from the vertical docking plate, a turnover strut is provided between the lateral arc-shaped plates horizontally, a middle fixing rod is plugged within a top face of the lateral arc-shaped plates.

Abstract: A modular telescopic rotation arm by motor control includes a fastening element, a first knuckle module, a first flange, a telescopic module, an outer sleeve module and an inner sleeve module. The first knuckle module is disposed in one end of the fastening element. One end of the first flange is connected to one end of the first knuckle module. The telescopic module is partially disposed in the fastening element. The telescopic module includes a second knuckle module. The second knuckle module is disposed in the fastening element. The outer sleeve module is connected to the first flange, and the telescopic module is partially surrounded by the outer sleeve module. The inner sleeve module is surrounded by the outer sleeve module.

Abstract: A rotatable folding bicycle stem includes a stem rotatably mounted on the standpipe with defining a stem rotating axis. An upper end of the stem terminates in a forwardly projecting O-shaped loop. A distance between the stem rotating axis to a center of the O-shaped loop is smaller than a distance between the standpipe rotating axis to the center of the O-shaped loop. A space between the handlebar and the frame could be reduced or became smaller by utilizing the present invention. The smaller folded size of the folding bicycle facilitates storage by users and is beneficial in that the bicycle may be stacked or compacted more tightly when loading in a cargo car of a container for delivery, thereby reducing a shipping cost for a single bike and increasing a loading quantity in single container.

Abstract: The invention relates to pumping equipment and can be used in oil industry as part of submersible electric centrifugal pump units. Device for prevention of turbine rotation consists of interconnected head and base, inside of which two shafts are installed on bearing supports—upper and lower ones, connected to each other through a cam clutch with the possibility of free running in the circumferential direction. The overrunning clutch is installed in the head, providing torque transmission in the forward direction from the lower shaft to the upper one and preventing reverse rotation of the upper shaft. The overrunning clutch is connected with the upper shaft via a coupling clutch, movable part of which is mounted on the upper shaft with possibility of axial movement, and stationary part is rigidly connected to the overrunning clutch.

Abstract: The present invention is a novel passive adjustable gravity compensation apparatus which utilizes an internal-pressure-variable cylinder. With the coordination of cam, rod, or the combination of the fore mentioned, the internal-pressure-variable cylinder obtains the characteristics of a linear elastic device which has variable elastic coefficient. Through appropriately adjusting the internal pressure of the internal-pressure-variable cylinder, the cylinder would perform as a linear elastic device with proper elastic coefficient to fully or partially compensate the gravitational effect of the manipulator system and the load it holds. Thus, the proposed invention can fully or partially compensate the gravitational effect of the manipulator system at different loading conditions without changing its geometric configuration.

Abstract: The present invention relates to a method for applying a dispersant or other substances to a water surface. The invention also relates to a device for carrying out the method according to the present invention. Significant for the method according to the present invention is in that a nozzle hose system is used, said system comprising a hose (1) or a set of hoses, that the hose (1) or set of hoses is elevated at both ends, that one end of the hose (1) or set of hoses is based at an operation unit (6), and that the other end of the hose (1) or set of hoses is connected to a paravane (9; 109; 209) that is towed by or connected to the operation unit (6).

Abstract: An assembling device includes: a base, a first pressing plate, a second pressing plate and an ejecting unit. The base defines an accommodating portion which includes a top surface, a bottom surface and a side surface. The top surface defines a plurality of receiving grooves for receiving the moveable frames, the side surface defines a plurality of first through holes, the bottom surface defines a plurality of second through holes, the first through holes and the second through holes are communicated with the receiving grooves. The first pressing plate is configured for assembling a shaft on a first surface of the moveable frame. The second pressing plate is arranged on the side surface and being configured for assembling a magnet on a second surface of the moveable frame. The ejecting unit includes a plurality of ejectors, and configured for ejecting the movable frames in the receiving grooves.

Abstract: The present invention is related to an articulated joint usable in e.g. robotics and rehabilitation, consisting of a first and second body, rotatably connected to each other, and comprising a third body, equally rotatable around a rotation axis, wherein the third body acts as a lever arm. This lever arm is connected via a spring to a pre-tension mechanism, which may be mounted on the second body, while the rotation of the lever arm with respect to the first body is controlled by an actuator. This construction leads to a joint wherein the position can be controlled independently from the compliance of the joint, thereby yielding a mechanism with improved characteristics compared to existing designs.

Abstract: A vehicle lighting unit can have an aiming mechanism with a pivot holder structure such that a pivot attached to a reflector that holds a bulb is supported by a pivot holder integrally formed with a housing while the pivot is rotatable and an adjustment bolt is provided, so that the rotation of the adjustment bolt can achieve adjustment of an optical axis by inclining the reflector. The pivot holder can include a reception seat extending in a direction perpendicular to a direction in which the pivot is inserted and having an arc-like curved surface for receiving a ball of the pivot, and a pair of claws extending in the direction perpendicular to the direction in which the pivot is inserted so as to be parallel with each other and configured to support the ball, the pair of claws being coupled to each other by an arc-shaped bridge.

Abstract: A joint device includes a first latch, an actuating mechanism, and two connection parts pivotally connected to each other. The first latch is selectively moved to a first locking position for locking the two connection parts or a first unlocking position for unlocking the two connection parts. The actuating mechanism is disposed adjacent to where the two connection parts are pivotally connected. The actuating mechanism is connected to the first latch to be operable to selectively move the first latch to the first locking position or the first unlocking position, so that the structure of the joint device of the invention is simple and practical, and it facilitates operation of unfolding and folding a stroller equipped with the joint device of the invention.

Abstract: A plurality of lock tracks on a carrier of a car seat, a slider that co-pivots with a handle of the carrier, and an actuator on the handle and moveable between lock and release positions. Each of the lock tracks defines a respective handle position. The slider is slideable between lock and release positions, and is spring-biased toward the lock position. In the slider lock position, the slider engages one of the lock tracks to secure the co-pivoting handle in the respective handle position. And in the slider release position, the slider does not engage any of the lock tracks to permit the co-pivoting handle to pivot between the handle positions. The actuator is biased toward the lock position by the spring-biased slider, and actuating the actuator from its lock position to its release position moves the slider from its lock position to its release position.

Abstract: A sliding module includes a first section, a second section, a sliding member, a connecting plate, a rotary plate and an elastic member. The sliding member is rotatably connected to the first section. One end of the connecting plate slidably connected to the sliding member, and the other end of the connecting plate is rotatably connected to the second section. The rotary plate is respectively rotatably connected to the first section and the second section. One end of the elastic member is fixed to the second section, and the other end of the elastic member is fixed to the sliding member. When the sliding member slides relative to the second section and drives the connecting plate to rotate, the rotary plate rotates relative to the second section and causes the first section to move and rotate relative to the second section into a tilted orientation.

Abstract: A folding mechanism for a hopper flare, the mechanism comprising a linkage mechanism having a first track provided on a first support, a second track provided on a second support, and a link coupled to both the first and second tracks. The link is capable of riding simultaneously along each of the first and second tracks as the second support pivots about its pivot axis. The first track includes a locking track segment having a bearing surface oriented to resist, by engagement with the link, movement of the second support about the pivot axis in at least one direction.

Abstract: An articulated device comprises a first member that is provided with a first set of teeth fixedly connected thereto. A second adjacent member is provided with a second set of teeth fixedly connected thereto. A coupling section is also provided on which the first set of teeth is hingeably supported around a first hinge axis and on which the second set of teeth is hingeably supported around a second hinge axis wherein the first set of teeth engages with the second set of teeth. A positioning device sets an angular position of the first and second members relative to the coupling section.

Abstract: The invention relates to a furniture fitting for fastening a front panel to a drawer frame, comprising a connecting element, which is associated with the front panel and which can be pre-mounted on the front panel, and a fastening device, which is associated with the drawer frame and which can be connected to the frame and which has a frame plate, an adjusting plate, and adjusting elements that are arranged, in particular rotatably, on the adjusting plate and that act on the adjusting plate, by means of which adjusting elements the adjusting plate can be adjusted relative to the frame plate in the height direction (HR) and in the lateral direction (SR), wherein the connecting element can be hooked onto the adjusting plate and, while hooked in, follows the adjustment motions of the adjusting plate relative to the frame plate.

Abstract: Mechanism (1) for turning over a case (2) between two rest positions relative to a support structure (3). It includes a guide element (5), secured to said case (2) or to a pod (6) receiving said case (2), and a complementary guide element (7), which cooperates with said guide element (5) via complementary guide surfaces allowing said guide element (5) to make a movement of translation and/or to pivot with respect to said complementary guide element (7) under the effect of the relative movement of a cam (8) respectively comprised in said guide element (5) or complementary guide element (7), relative to a finger (9) respectively comprised in said complementary guide element (7) or said guide element (5).

Abstract: An example release mechanism for an ejection jack includes a locking mechanism disposed about an axis. A pivotable first leg is connected to a pivotable second leg by a crossbar. A blocking pin is rotatably connected to the first leg and the second leg such that the locking mechanism abuts the blocking pin. A first solenoid includes a first rod abutting one of the first leg or the second leg. The first rod extends a first distance perpendicular to the axis and is configured to exert a first force to push the first leg and second leg away from the solenoid. The first leg and second leg are configured to pivot away from the first solenoid such that the blocking pin no longer abuts the locking mechanism.

Abstract: A connecting module includes a mounting portion, a pin and a washer. The mounting portion defines a receiving groove and two latching grooves positioned at opposite sides of the receiving groove. The pin extends through the mounting portion. The washer includes a washer body and two extending arms protruding from opposite sides of the washer body, each extending arm having an arcuate portion. The washer body is received in the receiving groove and is fitted around the pin, the extending arms are received in the latching grooves, and each arcuate portion is latched in a corresponding latching groove.

Abstract: A positioning system for attachment to a vehicle for operation of a power tool by a ground-based operator sitting in the vehicle provides a telescoping mast attached to the vehicle, a pivot bracket connecting an upper arm to the upper portion of the telescoping mast, mounting means for mounting the power tool on the upper arm; and power means for operating the power tool from the operator's position in the vehicle.

Abstract: A remotely operable latching system is provided for securing an implement to a carrier mounted to a forward end of a lifting arm for pivoting about a horizontal tilt axis. The latching system is mounted to the carrier and includes a latching rod arrangement operated by an extensible and retractable linear electric motor between a retracted latching position and an extended unlatching position. A secondary latch arrangement is provided for rotating the latching rod arrangement to an arrested position preventing movement of the rod arrangement to its latching position once the latching rod is extended to its unlatching position. Movement of the rod arrangement to its arrested position is aided by a spring and by the electric motor. Release of the rod arrangement from the arrested position is done by rolling the carrier back towards the lifting arms bringing the latching rod arrangement into contact with the arm so as to pivot the rod arrangement out of its arrested position.

Abstract: A flexible endoscope part including an operation member pulling operated to curve a flexible part, a plurality of joint rings connected substantially coaxially to be pivot-able in relation to each other, each the joint rings have an opening part and an engagement part, and an operation-member receiving unit which is inserted into the opening part from outside to inside in the radial direction of the joint ring, is formed by performing bending process on an elastic wire material, is protruded into inside of the joint ring, wherein the operation-member insertion part forms a coil shape which extends in an insertion direction of the operation member.

Abstract: A robotic arm assembly includes a first segment, a second segment, a first driving device, a first transmission mechanism, a second driving device, and a second transmission mechanism. The second segment is rotatably connected to the first segment. The first driving device drives the second segment to rotate about a first axis relative to the first segment via the first transmission mechanism. The second transmission mechanism includes a first bevel gear and a second bevel gear meshed with the first bevel gear. An output shaft is fixed to the second bevel gear, and the output shaft is capable of rotating about a second axis. Each of the second segment, the output shaft, and the second bevel gear defines a guiding hole, and the guiding holes are aligned in the second axis.

Abstract: A swing head assembly with a swing head and pin affixed to a first horizontal member. A vertical member with a rosette positioned in coaxial alignment therewith. The rosette has radially arranged cut-outs for receiving the swing head assembly. The swing head assembly is rotatably coupled to the rosette. A second horizontal member has a horizontal member head at an end thereof. The rosette is also able to also receive mating elements of the horizontal member head, the second horizontal member having therein an internal wedge assembly with a wedge portion that extends and retracts from the horizontal member head to lock and unlock the horizontal member head to the rosette. The invention further includes a horizontal member having a swing head assembly at one end and an internal wedge assembly at the second end thereof.

Abstract: The present invention is an adjustable pole comprising an upper pole telescopically engaged with a lower pole. The adjustable pole further comprises a locking unit secured to an upper end of the lower pole. The locking unit comprises a one-piece unitary housing having a lower bore engaged with the upper end of the lower pole. The housing further comprises an upper bore or guide disposed above the lower bore for freely receiving and guiding the upper pole into and out of the lower pole. The housing further comprises a channel disposed adjacent the upper bore. The channel comprises a floor, left and right side walls, and a top wall. The channel comprises a slot formed in the floor and top wall to provide access between the channel and the upper pole disposed in the upper bore. The locking unit further comprises a lever rotatably supported within the channel between a locked position where the upper pole cannot move relative to the lower pole and an unlocked position where the upper pole may be moved.

Abstract: A joint structure with a stable unlocked state for a foldable playpen, comprising a pair of upper rails, a rigid shroud, a pair of lock pins, a pair of spring biased pin-carriers, and a release actuator. The pair of upper rails each have a necked portion and a pushing element; the rigid shroud is pivotally connected between the pair of upper rails; the pair of spring biased pin-carriers is installed within the rigid shroud for carrying the pair of lock pins to engage with the necked portion, thereby locking the pair of upper rails in a use position and to leave the necked portion to release the pair of upper rails from the use position. The pair of spring biased pin-carriers are featuring with a side extension flap for abutting against the pushing element, and an associating short arm for keeping the pair of spring biased pin-carriers to rotate in an opposite directions simultaneously.

Abstract: The present disclosure relates to a locking apparatus and a medical apparatus including the same. The locking apparatus includes a stationary part, a rotating part rotatably provided to the stationary part, a locking part provided to the stationary part to restrict rotation of the rotating part, and a fluid supply part providing a fluid to the locking part to allow the locking part to restrict the rotation of the rotating part. The locking part is expanded or contracted according to manipulation of a user so as to selectively restrict movement of a rotating part, so that a device mounted on a medical apparatus via the locking apparatus can be easily rotated without much effort or can be firmly secured according to the intention of a user, thereby providing satisfaction in manipulation.

Abstract: An articulated device comprises a first member (4) that is provided with a first set of teeth fixedly connected thereto (20, 22). A second adjacent member (6) is provided with a second set of teeth fixedly connected thereto (24, 26). A coupling section (32, 38) is also provided on which the first set of teeth is hingeably supported around a first hinge axis (28, 34) and on which the second set of teeth is hingeably supported around a second hinge axis (30, 36) wherein the first set of teeth engages with the second set of teeth. A positioning device sets an angular position of the first and second members relative to the coupling section.

Abstract: A joint structure for a collapsible play yard, includes a U-shaped housing, a button-mount, a sliding block and a button. The U-shaped housing has a pair of side walls for pivoting with a pair of frame bar members each having a length of substantially flattened undersurface. The button-mount is formed with a sliding way, attached to one of the side walls. The sliding block is movable transversally engaging with the substantially flattened undersurface of both of the frame bar members in an engaged position, and movable to a released position to release both of the frame bar members for folding the collapsible play yard. The button connects with the sliding block and is biased by a resilient element for reciprocally sliding along the sliding way so as to drive the sliding block to the engaged position and the released position.

Abstract: The invention relates to a tripod head having an inclination apparatus (2) having universal joint (5) and having a holding apparatus (100), which can be secured on the universal joint, for holding a camera, a pair of binoculars, a spotting scope or such an optical instrument with a removable disk (101).

Abstract: Assembly of a pin guide member for retaining a pair of connecting pins is facilitated for improvement in an assembling property and cost reduction. On the premise that inner brackets are overlapped with outer brackets, and pins are inserted into pin holes thereof so as to connect the brackets to each other, inner collar portions of pin guide members for retaining the pins are combined and integrated with each other by bolts and nuts through a supporting plate serving as a connection member. Meanwhile, outer collar portions of both the pin guide members are supported in the pin radial direction with respect to the inner brackets and rotation thereof is prevented.

Abstract: A load balancing method and incorporated assembly is provided for a computer frame having side walls. The assembly comprises a mid-plane plate having top and bottom sides and capable of being secured to the frames inside side walls. The mid-plane plate also has means both on its top and bottom sides for securing a number of electronic books in such a manner that they can be stacked on top of or adjacent to one another. A locking mechanism can also be provided as part of the assembly or alone to further secure the electronic books to the frame.

Abstract: A detachable connector assembly has a bracket, an active dowel and a lever. The bracket has a clamping recess. The active dowel has a shaft and a shaft cover. The shaft has a head, a central segment and a mounting end. The central segment is formed coaxially on and is smaller than the head. The mounting end is formed coaxially on the central segment. The shaft cover is mounted around the central segment and the mounting end. The bracket and the active dowel are respectively mounted inside two perpendicular panels with the head of the active dowel inserted in the clamping recess. The lever is rotated to drive the bracket around, thereby pulling the head further into bracket, the shaft cover is pressed further into the panel around the mounting end, thereby holding the shaft in the panel and securing the panels and connecting assembly together.

Abstract: A detachable connector assembly has a bracket, an active dowel and a lever. The bracket has a clamping recess. The active dowel has a shaft and a shaft cover. The shaft has a head, a central segment and a mounting end. The central segment is formed coaxially on and smaller than the head. The mounting end is formed coaxially on the central segment. The shaft cover is mounted around the central segment and the mounting end. The bracket and the active dowel are mounted inside two perpendicular panels respectively with the head of the active dowel inserted in the clamping recess. A person rotates the lever to drive the bracket around, thereby pulling the head further into bracket, the shaft cover is pressed further into the panel around the mounting end, thereby holding the shaft in the panel and securing the panels and connecting assembly together.

Abstract: The present invention is related to an articulated joint usable in e.g. robotics and rehabilitation, consisting of a first and second body, rotatably connected to each other, and comprising a third body, equally rotatable around a rotation axis, wherein the third body acts as a lever arm. This lever arm is connected via a spring to a pre-tension mechanism, which may be mounted on the second body, while the rotation of the lever arm with respect to the first body is controlled by an actuator. This construction leads to a joint wherein the position can be controlled independently from the compliance of the joint, thereby yielding a mechanism with improved characteristics compared to existing designs.

Abstract: The present invention concerns an adjustable arm rest with a support face (1), an operating lever (3), a joint apparatus adapted for being secured to an arm rest carrier (7) and a locking apparatus. The joint apparatus allows pivoting of the arm rest about three axis, and the at least one operating lever (3) locks or re-leases the joint apparatus and thereby the placement of the apparatus in relation to the arm rest carrier (7) in the three axes. Furthermore, a lockable joint apparatus is described.

Abstract: A coupling device includes first and second relatively rotating members mounted about a common axis and first and second lines fixed between the first and second members. The first line is adapted to wrap around the first member in a first direction and around the second member in a second direction, opposite the first direction, the second line is adapted to wrap around the first member in the second direction and around the second member in the first direction. A guide is revolvably mounted to the first and second members for translating the first and second lines between the first member and the second member as the first and second members rotate relative to each other.

Abstract: An articulating mechanism for use in a single- or multiple-fluid-path painting robot is presented. The articulation design is particularly suitable as a wrist-joint and is free from the problems of dead space and single-fluid-path limitations found in conventional wrist-joint designs. The mechanism is based on coupling two cylindrical casings coaxially so that arm casing, wrist casing and the flange ends are coaxially joint about a shaft axis. The end sections of each components are sealed while leaving a fluid space of a given spacing between the outer and inner casings. The casings provide a fluid passage space extending in the direction of the casings and is provided with fluid delivery holes for the delivery of paint and other fluid medium. The designs include a blocking member so that cleaning of the robotic device, and quick maintenance or color changes can be carried out during production operation.

Abstract: An apparatus (10) for coupling a cutting tool (12) to a vehicle (14) such as a tractor that permits the cutting tool (12) to pivot to a released position when it contacts an obstruction (38) and that returns the cutting tool (12) to its cutting position at a controlled speed after the cutting tool has cleared the obstruction is disclosed. The coupling apparatus (10) includes a frame (18) pivotally coupled to the vehicle (14) and fixedly coupled with the cutting tool(12) and a rotary actuator (18) for pivoting the frame (16) and the cutting tool (12) between their cutting and released positions at a controlled speed.

Abstract: The implementation of smart materials (shape-memory alloys (SMA) or piezoceramics) as integral actuating devices for single degree-of-freedom (DOF) hinges, thereby providing mobility as well as actuation to a wide range of mechanisms used in industrial, automotive and aircraft systems. A single DOF hinge is used in which smart materials are used both for actuation and for performance enhancement. The hinge consists of a tang and clevis, two conical inserts, one push block, one bolt and nut, and two washers. Assembly takes place by first putting the push block inside the clevis and putting the tang in place, then inserting the cones, inserting a bolt in the cones and finally tightening the bolt in this arrangement together with the nut to a specified torque. The amount of torque applied is related to the amount of preload in the undisturbed configuration of the hinge and the expansion of the conical inserts required to initiate rotation of the hinge.

Abstract: A joint for a storable tubular extendible member comprises an input housing with sets of rollers which progressively deform the storable tubular extendible member from its tubular state to a tape-like flat state. An output housing includes rollers allowing the tape-like member to recover to its tubular state. A pivot joins the input and output housings and a plurality of confining members such as nip rollers are provided between the input and output housings to maintain the member in its flat state. The nip rollers are supported by link arms much that some of the rollers may pivot about a pivot on the input housing and others may pivot about a pivot on the output housing. A medial set of nip rollers is constrained to remain medially positioned between the input housing and output housing by having link arms extending from both the input housing pivot and the output housing pivot. A drive is provided to cause the joint to selectively bend.

Abstract: An adjustable bicycle stem structure comprising a horizontal tube and a longitudinal tube, one end of the longitudinal tube is provided with a rotatable shuttle-shaped threaded tube, and the corresponding end of the horizontal tube is provided with a push member. The external edge of the push member is provided with a row of toothed slots, which are distributed in the shape of a recessed arc. The toothed slots are made to mesh with the protruded threads of the threaded tube. When the shuttle-shaped threaded tube is rotating, it drives the push member to displace up and down following the threads on the threaded tube, allowing the horizontal tube to be adjusted up and down.

Abstract: This invention provides for the angular and lateral adjustment of a pair of fixator rods in an infinite number of planes. The angular adjustment member may be rotated about a center axis of the connector such that the connected fixator rods may be angled relative to one another in any plane called for. Similarly, the lateral adjustment may be rotated about the center axis of the connector such that the two fixator rods may be shifted laterally relative to one another in any direction. The adjustable connector provides for the adjustment of the fixator rods after the rods have been connected to the bone pins. Therefore, after a surgeon has reduced and stabilized the fracture, minor adjustments can be carried out to fully align the bone fragments without disconnecting the fixator rods or the bone pins. After all adjustments have been made, a series of locking bolts or pins can be engaged to hold the adjustable connector in a fixed position.

Abstract: Disclosed is a bicycle frame folder including two pivoted folding frames, a stop block received in between the folding frames and driven by a control lever to lock the folding frames in the closed position or to unlock the folding frames for permitting them to be opened in folding up the bicycle frame tubes connected thereto, a guide screw turned to move the stop block forwards in locking the folding frames in the closed position or backwards in releasing the folding frames, the control lever having a spring supported safety hook releasably hooked on a stub retaining rod on the lower folding frame as the folding frames are closed and locked.

Abstract: A support structure for devices particularly life boats and similar apparatus which is weight operated comprises a plurality of support members, each or some of which may be telescopic which are pivotally interconnected adjacent their associated interconnected ends. Each successive upper one of a pair of such members is pivotal relative to the next adjacent lowermost one about a substantially horizontal axis. The pivoting is controlled by a control mechanism which is operated from a fluid pressure source produced by the weight of the elements upon each other. The control mechanism includes means for controlling the amount of tilt of each upper element relative to an adjacent lower element and for the control of the precise angularity of the two elements relative to each other during the pivotal movement.

Abstract: A multi-element connection for structural members adapted to connect the structural members in co-linear arrangement and to automatically lock these members in such position, which connection is adapted to be rotated or folded to bring such structural members into such co-linear or lapped position with respect to each other, the connection being comprised of a latch element secured or integral with one of the members and a clevis element secured or integral with another of said members, the latch element having a cam surface and an arcuate notch with end abutments whereby a latching member in said clevis element may ride on the cam surface and be brought into engagement with said notch to lock said elements and co-joined structural members.