The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 1985
Filed:
Dec. 23, 1983
Chiaki Ozawa, Kodaira, JP;
Bridgestone Tire Company Limited, Tokyo, JP;
Abstract
The tire building apparatus was an axially elongated drive shaft which is rotatable about its center axis. The tire building drum of the apparatus includes an axially elongated retainer sleeve which is interchangeably received on the drive shaft and rotatable with the drive shaft about the center axis of the drive shaft. A slider sleeve is slidably received on the retainer sleeve and is rotatable with the drive shaft about the center axis of the drive shaft. A plurality of link members are provided each being pivotally connected at its one end to the slider sleeve. A plurality of arcuate drum segments are provided each being equiangularly spaced apart from one another about the center axis of the axially elongated drive shaft and pivotally connected with the other end of each of the link member. The drive sleeve has an annular end plate fixedly connected thereto and movable along the axially elongated drive shaft with respect to the tire building drum and coaxially surrounding the axially elongated drive shaft. An elongated clutch arm is provided having at its one end a hook portion protruding outwardly of the annular end plate of the drive sleeve and at the other end pivotally connected to the drive sleeve. A cylindrical member is shown having a horizontal base portion slidably received on the slider sleeve, and a flange portion extending radially outwardly with respect to the axially elongated drive shaft.