flat drive

n.

[体]平抽球；

Subaru
Flat drive belt
Multi-point lock having a shootbolt with a flat driverail mounted in a narrow groove
Development and Application of Hyper Flat Drive System
Design Method of Ⅴ-Flat Drives
Assembly tools for screws and nuts. Square drive adaptor with hexagon or cylindrical flat drive, for power socket wrenches
Surplus of Flats Drives Down Income from Rents
Flat spring drive system and window cover
Study of Flat Belt Drive Mechanics
Drive for card with travelling flats and flat clearer involves a separately driven gearbox with two outputs to drive flats and clearer