Planetary gear transmission systems or components – With means to vary drive ratio or disconnect drive – Orbit braked
Patent
1993-02-18
1994-09-06
Wright, Dirk
Planetary gear transmission systems or components
With means to vary drive ratio or disconnect drive
Orbit braked
475346, F16H 344
Patent
active
053443705
ABSTRACT:
Transmission for motor vehicles, more particularly a transmission which is provided with a reversing unit making use of a planetary coupling (1), whereby said planetary coupling (1) consists of a first shaft (2), a planetary support (3) mounted on this first shaft (2), planet wheels (4,5) mounted on this planetary support (3), a sun wheel (6) co-operating with the planet wheels (4,5), a second shaft (7) coupled to the sun wheel (6) and a ring wheel (8) co-operating with the planet wheels (4,5), and wherein the planetary support (3) and the ring wheel (8) of the planetary transmission (1) are provide of means which allow that, upon choice, either the ring wheel (8) can be locked against rotation or the planetary support (3) can be coupled to the sun wheel (6), characterized in that at least one bearing (9) is provided between the ring wheel (8) and the planetary support (3) which provides in a radial bearing between the ring wheel (8) and the planetary support (3), and in that said bearing (9) and the planet wheels (4,5) are mutually arranged in such a way that they coincide with at least one mutual radial plane, in other words a plane transverse through the axis of rotation of the said first shaft (2) and second shaft (7).
REFERENCES:
patent: 740128 (1903-09-01), Harvey
patent: 1803045 (1931-04-01), Valentine et al.
patent: 4502353 (1985-03-01), Beaudoin
patent: 5240462 (1993-08-01), Mochiznki et al.
Volvo Car Sint-Truiden naamloze vennootschap
Wright Dirk
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