Technica - Bevel/Crown/Worm Gears
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Bevel / Crown / Worm Gears

A Bevel Gear is a gear whose teeth are on a conical surface and are designed to connect unparallel gear shafts. A Crown Gear is a bevel gear with teeth perpendicular to the face of the gear. A Worm Gear is gear consisting of a spirally threaded shaft cut to resemble a V-type screw thread. similar to the Technic spur gears these are completely new elments not based on any exsisting element.


   
6589 Gear, 12t, bevel
Technic Gear 12 Tooth Bevel  LD, PR

1995-present. Replaced 4143.


   
4143 Gear, 14t, bevel
Technic Gear 12 Tooth Bevel  LD, PR

1980-1994. Replaced by 6588.


   
32198 Gear, 20t, bevel
Technic Gear 20 Tooth Bevel  LD, PR

1999-present


   
32270 Gear, 12t, double bevel
Technic Gear 12 Tooth Double Bevel  LD, PR

1999-present


   
32269 Gear, 20t, double bevel
Technic Gear 20 Tooth Double Bevel  LD, PR

1999-present


   
3650a Gear, 24t, crown, 77
Technic Gear 24 Tooth Crown Type I (short teeth)  PR

1977-1990. Replaced by 3650b.


   
3650b Gear, 24t, crown, 91
Technic Gear 24 Tooth Crown Type II (long teeth)  PR

1991-1994. Replaced Gear, 24t, crown, 77. Replaced by 3650b.
This gear has longer crown teeth than the earlier crown gear.


   
3650 Gear, 24t, crown, 94
Technic Gear 24 Tooth Crown Type III (x pattern)  PR

1994-present. Replaces 3650b.


   
4716 Gear, 5t, worm
Technic Worm Screw  LD, PR

1986-present

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