IT1270031B - DRIVE PULLEY GROUP IN PEDAL VEHICLES WITH CONTINUOUS SPEED CHANGE WITH AUTOMATIC DEVICE TO FACILITATE STARTING - Google Patents
DRIVE PULLEY GROUP IN PEDAL VEHICLES WITH CONTINUOUS SPEED CHANGE WITH AUTOMATIC DEVICE TO FACILITATE STARTINGInfo
- Publication number
- IT1270031B IT1270031B ITMI940705A ITMI940705A IT1270031B IT 1270031 B IT1270031 B IT 1270031B IT MI940705 A ITMI940705 A IT MI940705A IT MI940705 A ITMI940705 A IT MI940705A IT 1270031 B IT1270031 B IT 1270031B
- Authority
- IT
- Italy
- Prior art keywords
- drive pulley
- automatic device
- gear
- half pulleys
- speed change
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N3/00—Other muscle-operated starting apparatus
- F02N3/04—Other muscle-operated starting apparatus having foot-actuated levers
Abstract
In pedal vehicles with stepless transmission, a drive pulley unit comprising an automatic device for facilitating starting, in which the drive pulley comprises a pair of half pulleys (12, 13) mounted on a shaft (11), the first (12) being axially fixed and the second (13) being axially movable relative to the first, between the two half pulleys there being positioned a drive belt (14) engaging against walls of the two half pulleys (12, 13), which depending on their distance apart determine low gear or high gear, associated with the drive pulley unit there being provided a gear position regulator consisting of a counteracting element (18) associated with the movable second half pulley (13) via radially movable rolling bodies (24) inserted in respective housings (19, 37), wherein to the counteracting element (18) there are connected radially oscillable centrifugal masses (20) which are associated with an elastic element (31) and interact with the rolling bodies (24) at low speeds to cause the half pulleys (12, 13) to assume a position of maximum approach, determining high gear. <IMAGE>
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI940705A IT1270031B (en) | 1994-04-14 | 1994-04-14 | DRIVE PULLEY GROUP IN PEDAL VEHICLES WITH CONTINUOUS SPEED CHANGE WITH AUTOMATIC DEVICE TO FACILITATE STARTING |
TW083105266A TW254902B (en) | 1994-04-14 | 1994-06-10 | Drive pulley unit in pedal vehicles with stepless transmission comprising an automatic device for facilitating starting |
ES95200741T ES2124491T3 (en) | 1994-04-14 | 1995-03-24 | DRIVE PULLEY UNIT IN PEDAL VEHICLES WITH CONTINUOUS TRANSMISSION, INCLUDING AN AUTOMATIC DEVICE TO FACILITATE STARTING. |
AT95200741T ATE169089T1 (en) | 1994-04-14 | 1995-03-24 | DRIVE UNIT FOR PEDAL VEHICLES WITH CONTINUOUSLY VARIABLE TRANSMISSION, PROVIDED WITH AN AUTOMATIC DEVICE TO FACILITATE STARTING |
DE69503690T DE69503690T2 (en) | 1994-04-14 | 1995-03-24 | Pulley unit for pedal vehicles with continuously variable transmission, provided with an automatic device to facilitate starting |
EP95200741A EP0677657B1 (en) | 1994-04-14 | 1995-03-24 | Drive pulley unit in pedal vehicles with stepless transmission comprising an automatic device for facilitating starting |
CN95104217A CN1057737C (en) | 1994-04-14 | 1995-04-13 | Drive pulley unit in pedal vehicles with stepless transmission comprising an automatic device for facilitating starting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI940705A IT1270031B (en) | 1994-04-14 | 1994-04-14 | DRIVE PULLEY GROUP IN PEDAL VEHICLES WITH CONTINUOUS SPEED CHANGE WITH AUTOMATIC DEVICE TO FACILITATE STARTING |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI940705A0 ITMI940705A0 (en) | 1994-04-14 |
ITMI940705A1 ITMI940705A1 (en) | 1995-10-14 |
IT1270031B true IT1270031B (en) | 1997-04-28 |
Family
ID=11368578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI940705A IT1270031B (en) | 1994-04-14 | 1994-04-14 | DRIVE PULLEY GROUP IN PEDAL VEHICLES WITH CONTINUOUS SPEED CHANGE WITH AUTOMATIC DEVICE TO FACILITATE STARTING |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0677657B1 (en) |
CN (1) | CN1057737C (en) |
AT (1) | ATE169089T1 (en) |
DE (1) | DE69503690T2 (en) |
ES (1) | ES2124491T3 (en) |
IT (1) | IT1270031B (en) |
TW (1) | TW254902B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3023892B1 (en) * | 2014-07-17 | 2017-12-01 | Skf Ab | PULLEY DEVICE FOR CHAIN OR BELT |
TWI570339B (en) * | 2015-08-13 | 2017-02-11 | 三陽工業股份有限公司 | Multi-mode Continuously Variable Transmission Mechanism |
DE102017205514A1 (en) * | 2017-03-31 | 2018-10-04 | Robert Bosch Gmbh | Pneumatically adjustable CVT transmission |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL105358C (en) * | 1900-01-01 | |||
DE1001901B (en) * | 1955-03-22 | 1957-01-31 | Suedd Ilo Werk G M B H | Speed-dependent regulating, continuously variable V-belt transmission, especially for motor vehicles |
SE443426B (en) * | 1983-07-25 | 1986-02-24 | Dahlmans Klippo Ab | REMOTE TRANSMISSION FOR A MOTOR POWER Mower |
US4941863A (en) * | 1988-03-28 | 1990-07-17 | Kubota Ltd. | Stepless speed change mechanism in belt transmission device |
DE4121781A1 (en) * | 1991-07-01 | 1993-01-21 | Schubert & Salzer Maschinen | GEARBOX FOR TEXTILE MACHINES, IN PARTICULAR TO PREVENT IMAGE WINDINGS WHEN FINDING THREADS |
-
1994
- 1994-04-14 IT ITMI940705A patent/IT1270031B/en active IP Right Grant
- 1994-06-10 TW TW083105266A patent/TW254902B/en active
-
1995
- 1995-03-24 DE DE69503690T patent/DE69503690T2/en not_active Expired - Fee Related
- 1995-03-24 AT AT95200741T patent/ATE169089T1/en not_active IP Right Cessation
- 1995-03-24 EP EP95200741A patent/EP0677657B1/en not_active Expired - Lifetime
- 1995-03-24 ES ES95200741T patent/ES2124491T3/en not_active Expired - Lifetime
- 1995-04-13 CN CN95104217A patent/CN1057737C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69503690D1 (en) | 1998-09-03 |
EP0677657A1 (en) | 1995-10-18 |
CN1057737C (en) | 2000-10-25 |
CN1121019A (en) | 1996-04-24 |
ES2124491T3 (en) | 1999-02-01 |
EP0677657B1 (en) | 1998-07-29 |
DE69503690T2 (en) | 1999-03-18 |
ATE169089T1 (en) | 1998-08-15 |
TW254902B (en) | 1995-08-21 |
ITMI940705A0 (en) | 1994-04-14 |
ITMI940705A1 (en) | 1995-10-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970522 |