63results about How to "Limiting pivotal movement" patented technology

A modular downlight assembly having a channel shaped back housing for mounting in a ceiling cavity and formed with a series of identical apertures receiving, respectively, when mounted in the cavity, selected similar individual downlight modules. Each module has a mounting plate with a power supply mounted on an upper back face received, concealed from view, in an aperture and a lamp housing pivotally suspended from a turnable on a lower face by a scissor linkage for extension and retraction out of and into the housing channel. A protractor for indicating rotational direction is marked on the lower face of the mounting plate. Meshed gear teeth are provided on endmost links of the two linkages of each scissor link, synchronizing their movement. Selected links have movement limiting flanges extending into paths of movement of adjacent links and of the lamp housing limiting extension, pivotal movement and rotation.

A vehicle rear door articulating and sliding mechanism including an articulating hinge assembly having a hinge arm pivotally mounted to a vehicle C-pillar at one end thereof, and a vehicle rear door pivotally and slidably mounted to the hinge arm at an opposite end of the hinge arm. A guide track may be mounted to the rear door, and a slide block may be pivotally mounted to the hinge arm and slidably attached to the guide track. The hinge arm may be disposed at first and second angular positions relative to the guide track when the rear door is respectively disposed in closed and opened positions, and the slide block may be disposed at first and second positions along a length of the guide track when the rear door is respectively disposed in the closed and opened positions, to thus provide articulating and sliding movement of the rear door.

A method and instrumentation for spinal interbody fusion is disclosed. The instruments and methods are particularly adapted for interbody fusion from a posterior approach to the spine. One instrument is a retractor having a lockable pivotally mounted handle. Another instrument is a template for straddling the dura. A modular distractor is also provided and preferably includes a tapered shaft with a visualization window disposed therein. Yet another instrument is a depth gauge to verify bone opening depth and dimension, preferably including a radiopaque portion. A method contemplates the use of these instruments to prepare a disc space to receive an implant.

A door handle assembly for a vehicle includes a bracket mountable to the vehicle door, a handle portion configured to pivotally attach to the bracket and an actuating element pivotally mounted to the bracket. The actuating element connects to a release mechanism of the vehicle door so as to actuate the release mechanism when the actuating element is pivoted relative to the bracket. The door handle assembly may include a counterweight pivotally mounted to the bracket, with the counterweight extending along the bracket, such that the counterweight and the bracket comprise a low profile assembly. The door handle assembly may include an inertial catch pivotally mounted to the bracket, wherein pivotal movement of the handle portion imparts a pivotal movement of the inertial catch during normal operation of the door handle assembly to open the vehicle door.

Disclosed is a washing machine capable of improving the efficiency of washing and product quality by improving a pivoting structure of a door assembly having a door and an auxiliary washing unit forming an auxiliary washing space. Also, the door and the auxiliary washing unit may be coupled by a locking part so that a user can open and close the door assembly conveniently when manual washing is not needed. When manual washing is needed, the user may release a locked state of the locking part to move the door and the auxiliary washing unit separately.

A handle assembly that pivotally mounts a handle adjacent to an opening of a vehicle includes a bracket and an end portion or cap portion of a handle. The end portion and bracket engage one another to substantially secure the handle in either an in use position or a storage position. The end portion and bracket include projections and correspondingly formed recesses that engage one another to limit or substantially preclude pivotal movement of the handle without first raising the handle to disengage the handle and cap portion from the bracket. The handle assembly may include an illumination source to provide illumination of the handle in low lighting conditions.

A vibration damping baseball bat includes a barrel portion and a handle portion. The barrel portion and the handle portion are interconnected in an aligned and spaced-apart relation. The mechanism by which the barrel and handle portions are interconnected dampens vibrations created when a ball contacts the bat and provides limited pivotal movement of the barrel portion relative to the handle portion.

An improved holder for pivotally supporting a flexible bag containing a liquid component is disclosed for use in a multiple fluid dispensing system. The holder supports the bag in an upright position for space efficiency as well as for dispensing efficiency. An improved shelving system for pivotally supporting a plurality of holders in a compact row and in an upright dispensing position is also disclosed. An improved dispensing system incorporating the disclosed shelving system and flexible bag holder is also disclosed.

A circular saw (1) includes a base (2) and a main body (3) mounted on the base and provided with an upper blade guard (7). Disposed behind the upper blade guard (7) is a stopper (22) which includes an upper curved portion (23) and an lower portion (24) coupled to the curved portion (23). One end of the lower portion (24) is attached to the main body (3) with a pivot screw (25) behind the blade guard (7) so as to permit the stopper to pivot on the screw (25) in parallel with a circular blade (5). Additionally, the curved portion (23) includes an arcuate guide slot (26). The stopper (22) further includes a fixing bolt (27) screwed in a boss (29) formed on the rear surface of the blade guard. The bolt (27) includes a lever (30) to be manually operated to selectively secure the curved portion to the bolt and release the curved portion therefrom. When the curved portion (23) is released, its pivotal position relative to the main body towards the base can be manually changed. Provided on the base is a projection (32) which is abutted by the stopper (22) when the main body (3) is lowered toward the base (2). When the curved portion (23) abuts the projection's upper surface (33), the amount of the blade (5) projecting below the base (i.e., the depth of cut) corresponds to the aforementioned relative position of the curved portion (23) with respect to the base (2).

A syringe holder includes a body with a syringe retainer, an elongated finger and a stop member connected to the body. The finger inserts longitudinally into a socket on a pump without the aid of tools and permits the holder to move in multiple planes. The stop member limits such movement. The stop member can include a clip for releasably clamping onto a portion of a pump. The syringe retainer can include a hole in the body and may optionally include an adaptor mounted in or extending into the hole for detachably attaching a syringe. The syringe holder can be incorporated into a tube set assembly or an infusion system.

The frame of the wheelchair has an opening at the lower rear part thereof for receiving a commode or a tray which supports a removable pail. The seat has front and side cutouts to provide under seat access. The seat also has laterally projecting wings at the front thereof to facilitate lateral transfer of a patient. The arm supports at each side pivot upwardly and rearwardly of the chair. Locking members are provided for locking each arm support in its lowered position; and a release lever can be pushed to unlock each arm support. A pair of footrest supports are each contoured so as not to have any sharp edges and are provided with non-slip surfaces and a drain hole. Each footrest support is pivoted to a split block which is slidable vertically along an arm. The block can be locked and unlocked by a lever. A heel support is pivotally mounted at the front of the chair and is movable from a depending stored position to a generally horizontal use position. The handrings are provided with a non-slip surface and the diameter thereof is increased to provide a better grip.

A vehicle rear door articulating and sliding mechanism including an articulating hinge assembly having a hinge arm pivotally mounted to a vehicle C-pillar at one end thereof, and a vehicle rear door pivotally and slidably mounted to the hinge arm at an opposite end of the hinge arm. A guide track may be mounted to the rear door, and a slide block may be pivotally mounted to the hinge arm and slidably attached to the guide track. The hinge arm may be disposed at first and second angular positions relative to the guide track when the rear door is respectively disposed in closed and opened positions, and the slide block may be disposed at first and second positions along a length of the guide track when the rear door is respectively disposed in the closed and opened positions, to thus provide articulating and sliding movement of the rear door.

A handle system for a rolling luggage case can include a luggage case in which one or more articles can be stored and having a top, bottom, front, and back panels, and a pair of sidewalls. The luggage case can include a wheel assembly provided at a location on the bottom panel and adjacent to the back panel; at least one telescoping member that is extensible from a retracted position within the luggage case to an extended position protruding from the luggage case; and a gear assembly that is attached to an end of the telescoping member(s) that is distal from the luggage case. The handle system can include a handle attached to the telescoping member(s) through the gear assembly. The gear assembly can provide pivotal and rotational movement of the handle about the end of the telescoping member(s).

A bird feeder perch assembly comprising a flange and a perch rod with at least one pivot member located at a distal end; the pivot members extending axially along an axis in a direction generally perpendicular to the perch rod; where the flange has attachment means that allow it to be attached to the side wall of a bird feeder body; the flange comprising an underside portion that in use is in direct contact with said side wall of a bird feeder body; the flange having at least one recess in the underside and an aperture therethrough located adjacent the recess or between the recesses; the aperture and recess being configured to accept the perch member; a pivot member being housed within the recess and the perch rod extending through the slot, such that in use the perch member may pivot, from a retracted position in which the perch is alongside the feeder body to an extended position in which the perch projects outwardly from the body.

Described herein are various implant delivery methods and systems that include a detachable link for connecting an implantable device and a control wire. The detachable link can include an elongate body comprising a first arm with a mating surface having a slot extending the width of the elongate body and a second arm having a mating surface that includes a extension portion adapted to mate with the slot. A guide member can extend between the first and second arms and inhibit relative transverse and / or rotational movement between the first and second arms.

An improved apparatus for forming curved structures comprises a plurality of pivotally connected sections, each section having a track portion, and a strap member adapted for slidably engaging the track portion of the sections such that the sections are movable to form a radius of curvature. The sections of the apparatus of the current invention are initially pivotal in relation to one another. Following position in a desired configuration, one embodiment of the current invention provides a tab or protrusion carried by one section which is compressed against the base portion of an adjacent section to preclude further pivotal movement. In another embodiment, the pivotal connection between adjacent sections is further compressed, crimped or swaged to preclude further pivotal movement.

A handle system for a rolling luggage case can include a luggage case in which one or more articles can be stored and having a top, bottom, front, and back panels, and a pair of sidewalls. The luggage case can include a wheel assembly provided at a location on the bottom panel and adjacent to the back panel; at least one telescoping member that is extensible from a retracted position within the luggage case to an extended position protruding from the luggage case; and a gear assembly that is attached to an end of the telescoping member(s) that is distal from the luggage case. The handle system can include a handle attached to the telescoping member(s) through the gear assembly. The gear assembly can provide pivotal and rotational movement of the handle about the end of the telescoping member(s).

A pliers head (1) for pressing work pieces includes a stationary die (20) and a movable die (19). A first element (15) is designed as a comparatively stiff housing (5). A second element (16) is designed as a lever (7). The lever (7) is subjected to a pretensional force (36). The pretensional force (36) has at least the value of a predetermined maximum pressing force of the pliers head (1). The first and second element (15, 16) are designed as separate parts, and they form a C-shaped mouth (14). The dies (19, 20) are located in the C-shaped mouth (14). A joint (10) is located at the first element (15), and it allows for pivotal movement of the second element (16) with respect to the first element (15). A stop (32) secures a parallel position of the stationary die and the movable die with respect to one another. As a result, the resulting pretensional torque counteracts the pressing torque, and the parallel arrangement of the dies (19, 20) is maintained.

An improved holder for pivotally supporting a flexible bag containing a liquid component is disclosed for use in a multiple fluid dispensing system. The holder supports the bag in an upright position for space efficiency as well as for dispensing efficiency. An improved shelving system for pivotally supporting a plurality of holders in a compact row and in an upright dispensing position is also disclosed. An improved dispensing system incorporating the disclosed shelving system and flexible bag holder is also disclosed.

Disclosed is a washing machine capable of improving the efficiency of washing and product quality by improving a pivoting structure of a door assembly having a door and an auxiliary washing unit forming an auxiliary washing space. Also, the door and the auxiliary washing unit may be coupled by a locking part so that a user can open and close the door assembly conveniently when manual washing is not needed. When manual washing is needed, the user may release a locked state of the locking part to move the door and the auxiliary washing unit separately.

A rigid handcuff assembly is disclosed that includes a pair of handcuff bracelets adapted to be releasably applied to a person's wrists. The handcuff bracelets include cheek plate assemblies that are pivotally interconnected to a connecting block that includes locking mechanism enabling movement of the handcuff bracelets between folded positions disposed in overlying juxtaposed relation, and positions wherein the handcuffs are automatically locked in rigid substantially coplanar aligned relation. The interconnected cheek plate assemblies define a handgrip when disposed in rigid aligned relation. The handgrip has structural indicia thereon adapted to be sensed by the user's hand, such as a raised palm swell surface sensed by the palm of a user's hand, and thumb sensing indicia disposed in predetermined relation to the user's thumb when gripping the handcuff, thereby enabling predetermined orientation and manipulation of the rigid handcuffs without direct eye contact with the handcuff assembly. The handgrip includes shield surfaces that shield fingers, the web and base of the user's hand when gripping the handgrip.

A headrest for mounting on one or more vertically extending posts positioned on the backrest of a vehicle seat, the headrest comprising one or more mounting sleeves positioned on the headrest and adapted to surround a portion of a respective one of said posts, pivot means extending between each mounting sleeve and the respective post to mount the mounting sleeve on the respective post in pivotal relation thereto about a pivot axis substantially transverse to the longitudinal axis of the post, each mounting sleeve being shaped and otherwise dimensioned on an internal surface to resist pivotal motion of the headrest between first and second positions below application of a directed threshold force to the headrest.

A hinge for pivotably mounting a panel to a vehicle body includes a panel attachment plate securable to the panel, a body attachment plate securable to the vehicle body, and an intermediate member pivotably attached between the body and panel attachment plates. The intermediate member has opposite sidewalls and a center flange extending between the sidewalls. The sidewalls engage the body attachment plate with the center flange spaced from the body attachment plate when the intermediate member is pivoted such that the sidewalls are positioned generally along the body attachment plate. The intermediate member may include a stop member for limiting pivotal movement of the panel attachment plate. The stop member may limit such pivotal movement at different positions by being cut to different sizes during manufacture of the hinge. The body attachment plate may provide a hinge portion that provides enhanced structural rigidity to the hinge.

A hydrostatic module is disclosed, including a pair of shafts rotatably supported by a frame. Two yokes are pivotally mounted on the frame, each having complimentary surfaces to the other yoke and to the frame, minimizing the space occupied by the yokes. Stop means are provided on the yokes and on the frame to limit the pivotal movement of the yokes. A hydrostatic power unit is carried by each yoke, each connected to one of the shafts. A control system, having a single piece control housing containing servo pistons, pivots the yokes. The servo pistons independently determine the orientation of the yokes. A single piece fluid control porting plate is secured to the control housing to route hydraulic fluid to multiple locations within the control housing. A fluid manifold serves as a main structural element, with intimate proximity between the manifold and the control housing allowing simplified fluid exchange therebetween.

A sports board simulator (10) comprising a main frame assembly (11) which is suspended from an elevated anchor point so as to be free for at least limited pivoting and swinging movement about the anchor point, the main frame assembly (11) including arms (17) which can be gripped by a user and / or the user can be secured to the frame assembly (11) by a harness (25). An elongated board (40) upon which the user may stand is suspended from the main frame assembly (11) via an intermediate frame (36) which permits the board (40) to move relative to the main frame assembly (11) about a pivot axis (C-C) extending transversely of the main frame assembly (11). The board (40) is also capable of pivoting about further axes D-D, E, and F.

The present disclosure relates, in some embodiments, to spinal fixation systems that may comprise a bone screw, a body, and a pressure cap. A bone screw may comprise a head at a proximal end, a bone connection element at a distal end, and an external protrusion on a head of a bone screw. A body may comprise a proximal end, a distal end, a mounting rod receiving channel at a proximal end, and a bone screw head receiving channel at a distal end. A portion of the mounting rod receiving channel may be operable to receive a compression element. A pressure cap may comprise a proximal end, distal end, and an internal recess on a distal end. An internal recess may be configured to mate with an external protrusion of a bone screw so as to limit the movement of a bone screw.