|
Match
|
Document |
Document Title |
|
|
4362066 |
Step adjustable monoaxial vibrator
The invention refers to a step adjustable monoaxial vibrator intended to be used on the vibrating rollers or similar machines. In order to adjust the peak value of the excitation at various levels,...
|
|
|
4362431 |
Vibrating apparatus for vibratory compactors
A shaft arrangement (34) having a transversely displaceable weight member (42) relative to the shaft arrangement's longitudinal axis (B). The shaft arrangement (34) includes a housing structure...
|
|
|
4356736 |
Imbalance-oscillation exciter
An imbalance oscillation exciter having two imbalance weights arranged on each of two axially parallel or coaxial imbalance-weight carriers positively rotatably coupled with one another and...
|
|
|
4353261 |
Multi-position amplitude device
A vibratory mechanism comprises a motor-driven shaft, a first mass carried by the shaft for rotation therewith, and a variable mass supported for rotation relative to the shaft whereby the angular...
|
|
|
4342523 |
High-low force amplitude device
A vibratory compacting roller includes a rotatable compacting roll, and a motor driven vibrator. The vibrator includes a shaft, a movable mass rotatable with the shaft and adjustable transversely...
|
|
|
4340469 |
Vibratory screen apparatus
A vibratory screen apparatus is described for classifying loose solid material through horizontal screens 22-24 that are vibrated in elliptical paths by two independent eccentric weight means 28...
|
|
|
RE30932 |
Vibrator device
A vibrator device, especially for connecting to a screen element for agitating the screen element, and including rotary shafts with off-center weights so oriented relatively that the agitation of...
|
|
|
4319857 |
Vibrator devices in a roadroller
A vibratory road roller has a drum adapted to be vibrated as it rolls along the ground, to this end the drum containing a vibrator device of the type which produces a vibratory effect as a result...
|
|
|
4312242 |
Mechanical vibrator assembly
A mechanical vibrator assembly adapted to be attached to a device to be vibrated and wherein a shaft has a first weight system eccentrically fixed to the shaft, and a second axially displaced...
|
|
|
4308758 |
Drive box
A drive unit for vibrating machines such as shakers or vibrating screens includes a box structure enclosing a fixed shaft having an eccentrically positioned rotor thereon. The distance of the rotor...
|
|
|
4288165 |
Vibratory actuator incorporating hydrodynamic journal bearing
A vibratory actuator (22) includes a housing (62), a rotatable shaft, (78) extending through the housing, and an eccentric member (80) to which the shaft is secured. Vibration is effected upon...
|
|
|
4285405 |
Oscillator for reciprocating tool or other device
An oscillator for reciprocating tools or other devices. Driving sprockets are mounted for rotation on a frame or in a housing and a pair of driven sprockets are mounted on the frame, each to be...
|
|
|
4270396 |
Vibrator
A rotary vibrator having a housing, a rotating shaft, and one or more eccentric weights having a hub portion mounted on the shaft and an eccentric portion extending outwardly from the hub generally...
|
|
|
4266434 |
Rotating oscillatory motion power take-off
A power take-off mechanism which converts rotational motion to a variety of available rotating, reciprocating and/or oscillating motions. The device comprises a rocking frame within which is...
|
|
|
4265129 |
Orbiting mass oscillator with oil film cushioned bearings
An orbiting mass oscillator for generating vibratory energy has an unbalanced rotor which is rotatably driven around the wall of a housing. Oil is fed to the housing with a longitudinal flow...
|
|
|
4265130 |
Vibration generator with adjustable eccentric weight
A vibration generator has a driven excitation shaft on which are fixed two axially-spaced first eccentric weights. A second eccentric weight positioned between the two first eccentric weights also...
|
|
|
4262549 |
Variable mechanical vibrator
A variable mechanical vibrator includes a first eccentric weight fixed to a rotatably mounted shaft. A second eccentric weight is rotatably mounted on the shaft, and the two weights are rotated...
|
|
|
4241615 |
Vibrating device
A vibrating device having a mass rotated about a first shaft while the first shaft is rotated about a second shaft.
|
|
|
4236417 |
Unbalance oscillation generator
An unbalance oscillation generator with constant direction of rotation, in which the resultant centrifugal force is variable due to unbalance on the unbalance shaft including two parts adjustable...
|
|
|
4224003 |
Backhoe mounted vibrating plate soil compactor
A hydraulically operated vibratory soil compactor adapted for use with a loading boom such as a backhoe. Improved construction includes a rectangular structural steel tube welded to a vibrating...
|
|
|
4221499 |
Vibratory device
An easily adjusted vibratory device useful, for example, on soil compacting vibratory rollers. One or more mass elements are supported eccentrically on a rotating shaft. The mass elements are...
|
|
|
4194405 |
Vibrator devices
Vibrator devices, of the type which produce a vibratory effect as a result of rotation of an out-of-balance mass, comprise a casing and a rotor which has a fluid-containing cavity with the...
|
|
|
4184787 |
Vibration device for ground compacting
A vibratory compactor includes a plate which is adapted to contact a substrate to be compacted, and a vibratory member which is mounted atop the plate for vibrating the same. The member includes...
|
|
|
4176983 |
Variable eccentric device
The device comprises a motor-rotatable unit which includes a rotary shaft having an eccentric mass and a shaft-enveloping sleeve--which sleeve also has an eccentric mass or eccentric weighted...
|
|
|
4152943 |
Vibratory mechanism
According to the depicted embodiment, two eccentric-weight units are rotated into or out of radial alignment with each other to cause an increase or diminution of vibration. The units are journaled...
|
|
|
4151982 |
Apparatus for cleaning metallurgical vessels such as slag pots and ladles
Method and apparatus are provided for cleaning metallurgical vessels such as slag pots, ladles and the like by inducing vibration into such vessel from a housing clamped to said vessel and...
|
|
|
4142451 |
Vibrator
A housing is provided defining a central cavity and a rotor is journaled within the cavity and includes at least one piston bore formed therein extending generally radially of the axis of rotation...
|
|
|
4134169 |
Oscillating power brush
A brush is rigidly attached to one end of a housing having a handle at the other end and, between the ends, a cylindrical opening supporting a rotor whose center of mass is displaced laterally from...
|
|
|
4121472 |
Eccentric drive
In an eccentric drive system including a rotatably mounted driven shaft, at least one primary eccentric mass fixed to the driven shaft for rotation therewith, an additional eccentric mass mounted...
|
|
|
4118896 |
Apparatus for surface treatment of parts with a vibratory container
A vibratory apparatus for the surface treatment of parts with media in which the apparatus includes a generator for inducing supplementary vibrations superimposed upon the basic vibrations, in...
|
|
|
4087982 |
Vibratory plow
A vibratory plow suitable for laying flexible cable, pipe and the like underground. The vibratory plow assembly includes a frame which supports the assembly on a tractor, bulldozer or other...
|
|
|
4084336 |
Vibrator equipped grab bucket
A grab bucket for a grab dredger having a vibrator of waterproof construction mounted on the interior of a bucket shell for causing forced vibration of the grab bucket.
|
|
|
4078994 |
Apparatus for separating entangled parts
A method and apparatus for separating entangled parts includes a receptacle container mounted for reciprocating movement in a vertical direction and having a grid structure at the bottom thereof...
|
|
|
4077873 |
Vibratory separator
A separator of the vibratory type comprising a box assembly of a plurality of planar pan screens resiliently suspended on a support base for vibratory motion thereon by resilient tension springs...
|
|
|
4058019 |
Unbalance vibration generator
An improved unbalance vibration generator adapted to be driven at varying rotational speeds while maintaining a substantially constant exciting force throughout a range of rotational speeds. The...
|
|
|
4057492 |
Adjustment of motion of screening machine
The screening motion of a screening machine is changed by adding ballast, while the machine is in operation, to selected closed compartments moving with the vibrating assembly. In the preferred...
|
|
|
4052849 |
Mechanical work generating means
This invention provides novel mechanical work generating means. Basically, the novel mechanical work generating means provided by the present invention comprise: first means for mechanically...
|
|
|
4033193 |
Vibratory drive unit
An improved rotary vibrator unit of the type comprising a first member adapted to be mounted on a shaft for rotation thereon or therewith, a mass mounted on said first member and adapted to be...
|
|
|
3948329 |
Apparatus for effecting ground penetration of a ground engaging member
An apparatus for facilitating penetration of a ground engaging member, such as a plowshare or fence post, into the ground is disclosed which employs a vibrator having a rotatable mass eccentrically...
|
|
|
3922043 |
Vibrator
A vibrating machine having a housing assembly in which a shaft is rotatably mounted by a sealed bearing assembly. The latter advantageously includes a pair of roller bearings fitted in an opening...
|
|
|
3920222 |
Method and apparatus for regulating rotary vibrators
A rotary vibrator for a vibrating feed system having a fixed mass and a partially free rotating mass on the shaft of the vibrator motor. Braking means being applied to the free rotating mass when...
|
|
|
3888600 |
Variable mass oscillation exciter
An oscillation exciter, for use for example in vibratory ground rollers, comprises at least one rotatably mounted container, such as a cylinder, having a driving mechanism by which it can be...
|
|
|
3866480 |
ORBITAL VIBRATOR
An orbital vibrator and a method of using the same is disclosed. The vibrator includes an orbiting rotor driven by the output shaft of a hydraulic motor through a positive drive connection. The...
|
|
|
3822604 |
UNBALANCED VIBRATOR FOR AN OSCILLATING CONVEYOR OR A VIBRATING SCREEN
Vibratory power unit for vibrating conveyers and screens comprising an asynchronous polyphase motor, at least one pair of associated unbalanced masses disposed on the shaft of said motor, with the...
|
|
|
3813950 |
APPARATUS FOR PRODUCING VARIABLE AMPLITUDE VIBRATORY FORCE
The present invention provides an apparatus for producing a variable amplitude vibratory force which is particularly useful as a rotatable eccentric for a vibratory roller. The rotatable eccentric...
|
|
|
3810394 |
CENTRIFUGAL MECHANICAL DEVICE
A machine for producing directable centrifugal force or thrust utilizing a series of off center rotating masses such that there is a total excess torque component of centrifugal thrust exerted in a...
|
|
|
3794165 |
MOTION CONTROL FOR A MATERIAL SEPARATOR
A device for generating motion to a conventional material separator consists generally of a variable speed rotatable shaft-like member. Attached to the rotatable member are weights, the position of...
|
|
|
3792617 |
UNBALANCE VIBRATOR FOR SETTING OF CONCRETE IN SHEET-STEEL-MOLDS OF MACHINES FOR PRODUCTION OF CONCRETE-STONES OR CONCRETE-FINISHED PRODUCTS
An unbalance vibrator for setting of concrete in steel-sheet molds of machines for the production of concrete stones or concrete finished articles, which comprises a housing, a vertical unbalance...
|
|
|
3783701 |
VIBRATOR
In an apparatus for producing vibrations, there is provided a combination consisting of a housing having an annular channel and at least one mass accomodated in and movable circumferentially of the...
|
|
|
3780510 |
SHAKER HEAD
A mechanical shaker head particularly suited for use in dislodging tree-borne objects such as fruits and nuts. The shaker head is characterized by a frame pivotally coupled to the distal end of a...
|