mechanical stop
91Computer keyboard — A key being pressed on a computer keyboard. In computing, a keyboard is a typewriter style keyboard, which uses an arrangement of buttons or keys, to act as mechanical levers or electronic switches. Following the decline of punch cards and paper… …
92Railway air brake — Piping diagram from 1920 of a Westinghouse E T Air Brake system on a locomotive …
93Manual transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic …
94Numerical control — CNC redirects here. For other uses, see CNC (disambiguation). A CNC Turning Center …
95airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also …
96brake — brake1 brakeless, adj. /brayk/, n., v., braked, braking. n. 1. a device for slowing or stopping a vehicle or other moving mechanism by the absorption or transfer of the energy of momentum, usually by means of friction. 2. brakes, the drums, shoes …
97Glossary of bicycling — The following terminology is used in the general cycling, as well as the more specific sports of road bicycle racing and mountain bicycle racing. Contents: Top · 0–9 · A B C D E F G H I J K L M N O P Q R S T U V W …
98Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal …
99John D. Hamaker — (1914–1994), was an American mechanical engineer, ecologist, agronomist and science writer in the fields of soil remineralization, rock dusting, mineral cycles, climate cycles and glaciology. Contents 1 Biography 2 Discoveries inventions 3… …
100IBM PC keyboard — The keyboards for IBM PC compatible computers are standardized. However, during the 3 plus decades of PC architecture being constantly updated, multiple types of keyboard layout variations have been developed. A well known class of IBM PC… …
