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In 1921 it released the 4-Acre mower, a gasoline-powered reel mower marketed through Jacobsen Manufacturing. Not long after the Greens Mower was released. In 1928 Jacobsen made a notable contribution to small engines by inventing the recoil start , by 1932 all Jacobsen mowers used recoil starters.
The Toro Agreement – In 1999, Briggs & Stratton made a license agreement with The Toro Company of Bloomington, Minnesota. to produce the Toro R*Tek piston ported version of their E series 2-stroke engine (AKA Lawn-Boy DuraForce) for use in Toro Snow Throwers. The engine was a 141cc 2-cycle that produced from 4 hp to 6.5 hp at 3700 to 4000 rpm ...
There were eleven models in four lines of lawn and garden tractors by 1974: the 8 hp (6.0 kW) "economy" A Series with standard 32-inch mower and electric or recoil start, the "compact" B Series with a four-speed or automatic transmission, the C Series offering four models (the C-120 and C-160 automatic, and the C-100 and C-160 8-speed and the ...
Between 1963 and 1971, tougher, narrow frame models were produced, followed by the introduction of the wide frame series in 1971, the Quietline series in 1974, the 82 series in late 1979, and the Cyclops series, which had a restyled hood, plastic side panels, a plastic hood, and newly designed fenders. A 2015 Cub Cadet XT1 GT50" lawn tractor
An earth-leakage circuit breaker (ELCB) is a safety device used in electrical installations to prevent shock.It consists of either a current sensing mechanism, or a voltage sensing mechanism.
A HP 27. The HP-27 was a hand-held scientific and financial, but not programmable, calculator made by Hewlett-Packard between 1976 and 1978. Unlike all previous HP's pocket calculators, the HP-27 could do mathematic, statistic and business operations. It used Reverse Polish Notation (RPN) for calculations, working on a four-level stack (x,y,z,t ...
A fuse consists of a metal strip or wire fuse element, of small cross-section compared to the circuit conductors, mounted between a pair of electrical terminals, and (usually) enclosed by a non-combustible housing. The fuse is arranged in series to carry all the charge passing through the protected circuit. The resistance of the element ...
In pyrotechnics, black match is a type of crude fuse, constructed of cotton string fibers intimately coated with a dried black powder slurry. When black match is confined in a paper tube, called quick match or piped match , the flame front propagates much more quickly, many feet per second.