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Class 157/1.21 - Radially inwardly directed (e.g., tubeless tire compressors)


Subclass of Class 157 - Wheelwright machines
Definition: Devices which include means for applying pressure on the
No. of patents: 18
Last issue date: 06/01/2010


NumberTitleIssue Date
7726376Locking device for a tire mounted on a wheel rim to optimize dynamic balancing of a tired wheel
The present invention relates to a locking device design to act between a tire and its respective wheel rim for dynamically balancing a tired wheel. The locking device is arranged to be installed on a tired-wheel maintenance machine having a support frame and a rota...
06/01/2010
7343955Tire changing machine
A tire changing machine for changing difficult to mount tires is provided. The machine utilizes various implements configured about the machine's chassis in such a way that they do not interfere with each other's operation. In this way, the machine enables an operat...
03/18/2008
7264032Improper working position detection for tire mounting apparatus and method
An apparatus for mounting a tire on a wheel rim includes a mounting head with a tire bead deflector and a tire press-in roller, and a drive that moves the mounting head toward, and rotates the bead deflector and the press-in roller around, the wheel rim. To avoid a ...
09/04/2007
7165593Device for optimizing bead seating
The invention relates to a device for optimizing bead seating (1). According to the invention, a displaceable contact wheel is used to create a tread contact surface (26) between a motor vehicle wheel to be optimized (16) and said contact wheel ...
01/23/2007
5809875Apparatus for crushing scrap vehicle wheels
Apparatus for crushing scrap vehicle wheels includes a frame constructed from three radially disposed rectangular tube beams each mounting a hydraulic cylinder and crushing head which converge and operate radially to deform a scrap wheel supported at the ...
09/22/1998
5573049Tire rim separator
A separator for removing a rim from a tire. The inventive device includes an engaging yoke for receiving an assembled tire and rim. A separating gate is positioned for reception of the yoke so as to force the assembled tire and rim through the gate. The g...
11/12/1996
5495882Tire derimming machine
A tire derimming apparatus is disclosed having one ram for forcing a tire and rim combination through a restricted opening. Tires exiting the restricted opening are disconnected from the rim on which they were mounted. The apparatus further comprises a fe...
03/05/1996
5222539Apparatus for improving the fit of a tire on a wheel
An apparatus for improving the fit of a pneumatic tire on a wheel comprises a plurality a conical pressure rollers. A first pair of pressure rollers with their larger diameter positioned downwardly are arranged diametrically opposite each other with respe...
06/29/1993
5172741Tire bead seater
An improved tire bead seater for use in constricting tubeless bias ply tires of various sizes and plies to force the beads of the tires into a proper seated and sealed position with the wheel rims, including a frame within which a hydraulic ram is mounted...
12/22/1992
4997020Collapsible tire bead seating tool
A seating tool for facilitating the seating of a tubeless tire on a rim. The seating tool includes a plurality N of relatively inflexible arcuate segments each having a head end, a tail end, and a curved inner surface, N being equal to three or more. The ...
03/05/1991
4886101Wheel/tire load simulating apparatus
There is disclosed herein load simulating apparatus for use in applying a load to a mounted and inflated wheel/tire assembly in order to insure proper and complete seating of the tire bead on the vehicle rim. The load simulating apparatus of the present i...
12/12/1989
4834159Method and apparatus for assuring proper bead seating of tubeless tires upon wheel rims
To assure proper seating of the beads of a tubeless tire upon its wheel, after the tire has been mounted upon its wheel and inflated, the inflated tire is compressed by concave, tread-engaging members pressed against diametrically opposed, circumferential...
05/30/1989
4804031Tire removal apparatus
Apparatus for separating rubber tires from discarded metal wheels and for breaking large pieces of wood and the like into smaller pieces has a linear motor which drives a ram to crush a wheel rim, permitting it to fall free from a tire originally mounted ...
02/14/1989
4166493Tire bead expander
Apparatus for expanding the beads on tubeless tires, including a stand into which such a tire is to be rolled, a flexible draw strap adapted to peripherally surround the tire or to cooperate with an arcuate central frame in surrounding the tire, cinching ...
09/04/1979
4083394Portable automobile rim crusher
An apparatus for removing the rubber tire casing from the steel rim of an automobile wheel which comprises a set of hydraulic cylinders and wedge shaped members which simultaneously converge on the tire casing and wheel to deform the tire rim into the fig...
04/11/1978
4080887Scrap vehicle wheel crusher
The wheel rim to be crushed with the tire on it is placed horizontally upon a support and three pusher heads are moved radially inward against the tire by equalized hydraulic cylinders spaced equally about the circumference. A frame with three radially di...
03/28/1978
3973615Apparatus for seating the beads on tubeless tires
An apparatus comprised of an upright framework having a pair of jaws mounted therein between which a tire may be rolled. One of the jaws is adjustably mounted so that the jaws may accommodate tires of different diameters and the other of the jaws is mount...
08/10/1976
3970342Tire servicing apparatus
Tire servicing apparatus including a tire gripping tool base adapted to be mounted on a vehicle, a crane boom or the like. The base movably mounts a pair of opposed tire gripping members which may be moved towards and away from each other to grip or relea...
07/20/1976
 
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