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7392887 |
The present invention pertains to a low-maintenance bladder actuator for a low-profile railroad retarder. The actuator has an internal guide mechanism and internal limit stops. The guide mechanism has a concentric, telescoping guide rod ...
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7131517 |
A bi-directional safety mechanism used in an elevator safety device and which produces a gradual catch on a guide rail. The bi-directional safety device has a roller and two hinged rectangular frames, each having a friction element. One ...
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7029214 |
There is provided a linear guide apparatus which, owing to the use of a gap-free braking device in a rolling guide, has a sufficiently high damping capacity. The linear guide apparatus for guiding a linear motion of a movable body along ...
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6915881 |
A linear drive comprising a housing and a rail, which is mounted on the housing such that they can move relatively. Drive elements on the housing and on the rail to produce relative movement between the housing and the rail. The housing ...
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6629584 |
A clamping and/or braking device with a basic body ( 3 ) has a clamping and/or braking region for pressurizing an element ( 9 ). Basic body ( 3 ) has an actuating mechanism which, upon actuation, causes a substantially elastic deformatio...
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6578677 |
A braking device of a linear guide comprises a braking slide seat which is mounted on the guide. The braking slide seat is provided with a braking rod which is provided in the mid-segment with an insertion slot having a tapered bevel and...
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6561049 |
The linear guide apparatus includes a guide rail 3 including a rolling body rolling groove 8 and a friction apply unit 6 assembled to the guide rail 3 . The friction apply unit 6 includes a unit main body 15 , a brake member 1...
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6354406 |
In a safety arrangement of a cable-supported component of a medical device that can be adjusted via a cart at a column, a force acts on the cable via at least one clamping lever that is adjustably supported at the cart, and the cart is f...
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6336528 |
A brake device for a linear guide comprising a carrier body ( 1 ) which is movable on a guide rail ( 2 ) and incorporates brake shoes ( 10 ) which act on the guide rail ( 2 ), and a brake piston ( 8 ) which is arranged for displacement b...
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6227336 |
A linear guide having a carrier body that can be moved along a guide track is provided having a brake device with brake shoes acting upon the guide track and a piston which is located in a pressure chamber which can be displaced by a pre...
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6220400 |
A low-profile railway car retarder system comprising a fulcrum pin, an upper and a lower lever, and two braking assemblies, is disclosed. The levers are located beneath a horizontal plan drawn from the top of the rail, thereby preventing...
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6155176 |
A racing-type amusement ride utilizes a self-propelled vehicle which has guide wheels to move along a track having a beginning end, a finish end, a first lateral side, a second lateral side, a top, a rail along which a guide wheel of the...
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6053287 |
An apparatus for moving a car along a travel path along guide rails includes a linear drive having a fixed first platform attached to the car and connected by springs with a movable second platform. Holding-units are attached to both pla...
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5950768 |
Safety equipment, in the form of an arresting device with triggering equipment for an elevator cage, which runs in rail guides and is for the conveying of persons and/or goods, which safety equipment stops the elevator cage when the perm...
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5816167 |
In accordance with the present invention, a playground carriage (10) is provided for moving people (100) from one play area to another. The playground carriage comprises a rotatable support pipe (12) having a first end (14) and a second ...
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5785155 |
The present invention provides a linear motion clamping unit capable of reliably holding the casing unit at an arbitrary position on the track rail with a small force. In this linear motion clamping unit, when the actuators are deenergiz...
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5246081 |
Method for loading and unloading semitrailers on a train of flat cars by coupling the semitrailers to power driven stanchions respectively, providing the power driven stanchions with automatic control in the form of proximity sensors for...
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5180036 |
This invention is a cam operated rail clamping device for preventing movement of a structure on a rail comprising a base, a vertically disposed post secured to and projecting upwardly from the base, a tube rotatably and slidably mounted ...
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5176228 |
A self-containing brake assembly adapted to be mounted on a strip feeding device to apply an adjustable frictionally braking force to the strip includes a first braking element mountable upon a feed table. A second braking element having...
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5121695 |
An overhead cableway is disclosed, in particular a chair lift, with a cable revolving between stations and with transport devices having a traveling gear and connected with the cable via removable clamps. Travel segments are provided at ...
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5096020 |
An elevator safety apparatus is disclosed which is designed to be mounted on an elevator car, which car moves along guide rails; said apparatus comprising a frame, an area for wedge housings formed in the frame, and wedges placed in the ...
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5014828 |
The electromagnetic brake comprises an electromagnet and a movable armature attracted by this electromagnet when the latter is energized and separated from the latter by spring means when the electromagnet is not energized. The electroma...
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4961241 |
A brake mechanism for a vertically storing dock leveler mounted on a carriage for lateral movement on rails relative to a dock surface. The brake is automatically actuated by means of an arm that bears against the leveler. When the level...
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4926982 |
A braking device in an arrangement for linear movement comprising an elongated part and a part movable in relation thereto. Along substantially the entire stroke of the movable part of a piston there is at least one first braking surface...
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4819765 |
An arrester device, e.g. for an elevator cage or counterweight, has a wedge housing, an active wedge acting on one side of an elevator guide and activated by a separate transmission member, such as a rope, and a counterwedge acting on th...
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4615515 |
A precise movement device of the type for guiding a movable member with hydrostatic pressure or a magnetic field and moving the movable member substantially without a friction. The device includes a mechanism for supporting the movable m...
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4535701 |
The device comprises a body (1) for placing on a rail (R) for the purpose of receiving a wheel of a machine to be slowed down and stopped and forming an abutment for the wheel, and an arrangement for connecting the device to the rail. Th...
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4461215 |
A transporting system for a robot comprises a self-propelled wheeled platform which travels along a pair of tracks which establish a path between a series of spaced work stations. Accurate positioning of the platform at the work stations...
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4456131 |
A remote controlled slack pulling log skidding carriage is provided for feeding a slack drag line toward a log to be skidded. A drive sheave rotatably mounted in the carriage is operated by a hydraulic motor. The fluid to operate the mot...
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4397439 |
A fluid actuated brake assembly for use with a parallelogram linkage on a dental tray support arm is described. Floating brake shoes positioned on opposite sides of one member of the parallelogram linkage with one of the brake shoes pivo...
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4377220 |
An automatic rail clamp is provided with an indicator for visibly showing the extent of wear of the replaceable clamping jaw inserts together with a fulcrum shaft having opposed eccentrics about which the jaws rock. As wear of the insert...
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4373613 |
Brake equipment is provided for a vehicle adapted to travel along a path adjacent to an elongated stationary rail the brake equipment comprising a resiliently applied brake member arranged to abut one side of the stationary rail and a pi...
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4361210 |
For mechanism for releasably locking or braking an elongate element and associated structure comprises mechanism including a member adapted to be mounted on the associated structure and providing clutching surface means engageable with o...
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4308937 |
Disclosed herein are novel imporvements in a clamping apparatus adapted to grip the sides of a clamped member and, more specifically, the sides of rails such as those used for cranes and railroads. The clamping apparatus includes a frame...
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4241811 |
The present disclosure relates to a brake mechanism, particularly useful on a vehicle which travels on the upper side wall edges of gondola cars. The brake mechanism includes a brake shoe rack which carries two pairs of brake shoes, one ...
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4236608 |
Caliper brake particularly for installation in locations where there is insufficient space for conventional caliper brakes of similar capacity, and also adapted to accommodate lateral shifting of the brake shoes due to deviating braking ...
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4236454 |
A guideway gravity vehicle combination designed for recreational use on hills and mountains consisting of a wheeled, stabilized vehicle riding on a monorail which extends from the top to the bottom of a downwardly inclined slope. The rid...
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4234059 |
A braking system for a freight module, crane module, or the like which is suspended for movement on an overhead guiding rail having the form of an I beam with upper and lower horizontal flanges and a vertical web in which braking results...
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4201137 |
A slide and sled combination designed for use on the side of a mountain in conjunction with the operation of ski lift, consists of a monorail extending the length of a mountain from the upper end near the top of a ski lift along a path c...
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4195576 |
A rail vehicle is disclosed for use on an elevated electric rail system having a lower rail below the vehicle and an upper rail above the vehicle. The vehicle includes a pair of lower wheels having independently rotatable flanges rollabl...
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4179014 |
A plate is locked in situ on a table that has a guide for controlling the vement of the plate in a predetermined direction. A pair of members are moved between a first position where they are applied to fixedly connect the plate to the g...
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4134343 |
A radial axle railway truck has a pair of wheel and axle assemblies with profiled wheel treads of greater than conventional conicity to steer the assemblies by means of the differential effect of the inner and outer wheel diameters on cu...
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3972392 |
A fail-safe clamping apparatus adapted to grip the sides of rails such as those used for cranes and railroads. The clamping apparatus includes a frame adapted for primary movement relative to and substantially parallel with the clamped m...
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3807532 |
A rail clamp for anchoring a traveling crane or vehicle to its runway rail which includes coacting clamp means for simultaneously engaging the upperside and the underside of the railhead. The clamp means engaging the underside of the rai...
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3791536 |
A self-propelled stacker crane has a tall hoist column captured between a floor mounted horizontal guide rail and a ceiling located horizontal guide tube. A crane carriage is driven along the floor guide rail by a horizontal motor and br...
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3780663 |
An ambulatory system for use by debilitated ambulatory patients and the like. The system consists of a track network including a primary track, which extends the length of communicating corridors, and a plurality of secondary tracks, eac...
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3760907 |
A braking device for a drafting machine carriage which is supported for movement on a trackway, together with an associated drafting head assembly, wherein a brake member is normally spring urged towards a brake applying position with re...
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3759189 |
A work carrier for a power-and-free conveyor system has anti-back-up means comprising a pair of serrated cams mounted on the carrier frame and weight-biased into one-way frictional engagement with the undersurfaces of the track channels.
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3687239 |
A carriage with rollers for rolling it to different positions of adjustment along a track, and with means carried by the carriage for securely clamping it in adjusted position on the track. In clamping the carriage on the track, the carr...
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3580181 |
A transport system comprising a surface-effect vehicle movable along a prepared track, the vehicle having means for defining a first fluid cushion of predetermined pressure below ambient pressure and cooperating with the track, and secon...
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