A mainspring is a spiral torsion spring of metal ribbon—commonly spring steel—used as a power source in mechanical watches, some clocks, and other clockwork...

mainspring, making manual winding unnecessary if worn enough. It is distinguished from a manual watch in that a manual watch must have its mainspring...

Mainspring gauges were used to measure the sizes of watch mainsprings so that replacement springs could be ordered from a supply house. Mainsprings are...

firearms, the mainspring is a spring in the firing mechanism which stores the energy required to ignite the primer of the cartridge. The mainspring may be called...

Mainspring is the third novel from writer Jay Lake. It is a clockpunk science fiction novel. This novel is followed by the 2008 sequel Escapement and the...

to an atomic clock via radio waves. A mechanical watch is driven by a mainspring which must be wound either periodically by hand or via a self-winding...

clockwork motor consisting of a mainspring, a spiral torsion spring of metal ribbon. Energy is stored in the mainspring manually by winding it up, turning...

reciprocating motion to a rotary motion in order to drive a rotary generator. Mainspring Energy's linear generator is a Homogeneous Charge Compression Ignition...

secondary lever is withdrawn from its position and the strong pull of the mainspring pushes the unsupported main sear back into the lock and the wheel is free...

helical groove around it, wound with a cord or chain attached to the mainspring barrel of antique mechanical watches and clocks. It was used from the...