Century Dictionary and Cyclopedia
- Of any reciprocating machine or implement, acting effectively in only one direction: distinguished from double-acting. Specifically applied to any machine—as a pump, a steam-engine, etc.—in which work is performed by, or performed upon, a reciprocating plunger or piston, and in which only one of the two strokes of the plunger or piston during a single reciprocation is effective.
- adj. engineering Having simplicity of action; especially acting or exerting force during strokes in one direction only; said of a reciprocating engine, pump, etc.
GNU Webster's 1913
- adj. Having simplicity of action; especially (Mach.), acting or exerting force during strokes in one direction only; -- said of a reciprocating engine, pump, etc.
“Baking powder is available as single-acting baking powder and as double-acting baking powder.”
“Or make your own homemade single-acting baking powder.”
“For this cake, Miss Lewis called for 4 teaspoons of a particular single-acting baking powder called Royal Baking Powder.”
“Is there a recipe for single-acting baking powder in 'Taste of Country Cooking'?”
“Mix/sift them together, and you've got homemade single-acting baking powder.”
“There is a single-acting baking powder formula at the very back of Taste; I'd totally forgotten.”
“Each had a twenty-horsepower steam engine driving two single-acting air cylinders of fourteen-inch stroke and fifteen-inch diameter.”
“The double-acting engine, unlike the single-acting pumping engine, required”
“As you are aware, it is a single-acting engine, in which the gas and air are drawn in by the first outward, and compressed by the first inward stroke.”
“The engine is necessarily single-acting, but it is effective nevertheless, being about 1-20 H. P., with suitable steam supply.”
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