Bizarre Patents
A helium-filled sun shade for protecting individuals engaged in outdoor activities.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6523594 | Tire retreading plant A recapping shop concluding a plurality of work stations for preparing tires to be recapped, an autoclave having a horizontal axis for vulcanizing the new treads, a first transport system for transferring the tires between the various stations and for sto... | 02/25/2003 |
| 5755920 | Autoclave for retreading and/or repairing pneumatic tires by vulcanization An autoclave for retreading and/or repairing pneumatic tires by vulcanization, including a cylindrical container with an opening located at one end provided with a closure element, and a plurality of individual units carrying tires for vulcanization, to e... | 05/26/1998 |
| 4585405 | Apparatus for handling tires to and from a vulcanizing machine An apparatus for handling tires to be placed in a vulcanizing machine--particularly for retreading the tread or the whole tire--and for the removal of the tire from the machine, comprises: a housing developed along and behind the front of a set of such ma... | 04/29/1986 |
| 4547241 | Method and apparatus for heating pressure vessel used in tire retreading system A method and apparatus for heating pressure vessels used in the tire retreading and tire repairing industry which includes a plurality of heat exchangers in the form of plate coils associated with the pressure vessel with steam being circulated through th... | 10/15/1985 |
| 4434018 | Tire retreading system with envelope pressure The present invention covers the method and apparatus to retread tire casings using a precured tread system where an envelope or flexible fluid tight member is used to cover a retread tire casing assembly and then placed in an autoclave where the autoclav... | 02/28/1984 |
| 4310374 | Tire retreading machine This disclosure is directed to a tire retreading machine which includes a chamber adapted to receive therein a plurality of stacked tires adapted to be retreaded therein, the chamber having an inner surface, and inwardly therefrom there being a radiant he... | 01/12/1982 |
| 4274897 | Method and apparatus for vulcanizing tires In a method and apparatus for securing a pre-cured tread to a tire during vulcanization to retread the tire, a sealing grid having annular rings disposed thereon to contact the sides of an envelope disposed about the tread and against the sides of the tir... | 06/23/1981 |
| 4269643 | Retreading stacked tires using inflatable pressure member An improved method and apparatus is shown for simultaneously retreading all of the tires in a stack of rubber tires that have been placed in an autoclave or the like. Each of the tires is covered respectively with a precured tread and enclosing envelope h... | 05/26/1981 |
| 4269644 | Cold recapping method for tires A cold recapping method using a rubber bonding composition on each of a group of tires and a precured tread strip wrapped around each tire has each tire mounted on a rim and enclosed in a flexible curing envelope which extends radially inwardly over the s... | 05/26/1981 |
| 4246226 | Method of and apparatus for utilizing dry heated pulverulent material to cure a tire This disclosure includes a novel method of and apparatus for utilizing dry pulverulent heated material for curing a tire by positioning a tire encased in a pervious cover within a chamber, filling the chamber with dry pulverulent heated material, utilizin... | 01/20/1981 |
| 4201610 | Tire retreading method using pressure vessel Tire casings are retreaded with precured tread strips in a heated pressure vessel provided with pressure connections which effect simultaneous inflation of the tires and pressurization of the vessel while maintaining tire pressure above vessel pressure. S... | 05/06/1980 |
| 4126506 | Material-handling apparatus Material-handling apparatus is illustrated in a tire-recapping plant where tires of various sizes are automatically fed to a cluster of recapping machines by a feed conveyor in proper sequence for loading each machine with a tire of the proper type and si... | 11/21/1978 |
| 4115171 | Retreading stacked tires A plurality of solid tires are retreaded simultaneously in a stacked configuration in an autoclave or the like. Each tire periphery is provided with a U-shaped cover which engages and seals with the rims or shoulders of the tire. The sealing is effected b... | 09/19/1978 |
| 4088524 | Method and apparatus for continuously applying tread material to tire casings and curing the same A method and apparatus for applying pre-formed, uncured tread material at an elevated temperature to tire casings is disclosed wherein a number of tires may be processed simultaneously so as to utilize the advanced state of heat of the tread material to a... | 05/09/1978 |
| 4069089 | Mold for applying pre-cured tread rubber to a tire, preferably utilizing a rubber envelope This disclosure is directed to a mold particularly adapted for applying pre-cured tread rubber to a tire, the mold including a pair of generally annular mold bodies which collectively define a chamber adapted to receive a tire, the mold bodies being capab... | 01/17/1978 |
| 4028168 | Kettle used in the retreading or repair of tires A kettle having a chamber sealed from the ambient atmosphere and designed to receive a plurality of tires retreaded with precured treads. Steam and air are supplied to the chamber in such a way that they are thoroughly mixed within the chamber to eliminat... | 06/07/1977 |
| 3989428 | Quick release adjustable clamp for retaining insert in cylindrical container For quick release of a press type insert positioned at variable heights within a cylindrical open ended container, a set of peripheral quick release clamps is positioned around the outer rim of the container. Each clamp has a frame member affixed to the c... | 11/02/1976 |
| 3986916 | Double sealed chamber mould for curing covered pneumatic tires A mould for curing covered pneumatic tires, includes a tubular drum, provided with an intermediate partition wall subdividing the interior of the drum into two chambers having annular configurations which are internally bounded by a tubular member having ... | 10/19/1976 |
