Official data from INPI

TRANSMISSAO AUTOMATICA DE RELACAO VARIAVEL E BICICLETA

ArquivadaInvention Patent

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Application data

Number

PI8301977

Type

Invention Patent

Filing

12/28/1982

Publication

04/17/1984

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Progress at the INPI

Filing12/28/82
Publication04/17/84
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 12/28/1982 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

a disc fixed to it and a second disc (27) mounted for relative

around the shaft connecting the second disc to it. The spring moves

country equivalent to BR8301977). -

elements selectively retain the discs together when actuated by an

external control. Use -for power transmission in bicycle. (First major

move radially in unison upon relative rotation. A spring is positioned

NOLTE ALBERT C JR [CA]

rotation. Each disc has drive segments (21,22) which are mounted to

the disc to move the drive segments radially outwardly locking (36,37)

WALKER HAROLD L [CA]

Inventors

W. [. (pessoa física)

Technical data

IPC Classification

B62K 3/00 B62M 9/08

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

09/30/1986

RPI 832

Publicação do pedido de patente

#3.1

04/17/1984

RPI 704

Pedido de patente depositado

#2.1

06/07/1983

RPI 659

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