Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB19551/37A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CONS RUBBER MANUFACTURERS Ltd
Original Assignee
CONS RUBBER MANUFACTURERS Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CONS RUBBER MANUFACTURERS LtdfiledCriticalCONS RUBBER MANUFACTURERS Ltd
Publication of GB484643ApublicationCriticalpatent/GB484643A/en
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
B29D30/00—Producing pneumatic or solid tyres or parts thereof
B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
B29D30/52—Unvulcanised treads, e.g. on used tyres; Retreading
B29D30/68—Cutting profiles into the treads of tyres
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Tyre Moulding
(AREA)
Abstract
484,643. Sharpening machine-cutters. CONSOLIDATED RUBBER MANUFACTURERS, Ltd. July 14, 1937, No. 19551. Convention date, July 15, 1936. [Class 60] [Also in Group VIII] In a machine for slitting tyre treads transversely, a driven rotary cutter 64 is carried by a support 58 mounted on parallel links 55, 82 ; the links 55 are oscillated to traverse the cutter. The cutter is intermittently sharpened by an abrasive wheel 39 which is automatically moved into and out of contact with the cutter by springs 94, 95 anchored at one end to a lever 90 carrying the wheat 93 and at the other end to the support 58 and a link 55 respectively.
GB19551/37A1936-07-151937-07-14Improvements in apparatus for slitting tyre treads
ExpiredGB484643A
(en)