-
developed by food
manufacturer Alfred Bird in
England in 1843. The
first double-
acting baking powder,
which releases some
carbon dioxide when
dampened and...
-
basic designs:
single acting and
double acting. A
number of
other special designs also
exist including a
hybrid single/
double acting design, and a constant...
-
Double action (or
double-action)
refers to one of two
systems in
firearms where the
trigger both ****s and
releases the hammer.
Double-action only (DAO)...
- by
whether they are single- or
double-
acting,
depending on how the
working fluid acts on the piston. A single-
acting cylinder in a
reciprocating engine...
- A
double acting ship is a type of
icebreaking ship
designed to
travel forwards in open
water and thin ice, but turn
around and
proceed astern (backwards)...
-
reciprocating bellows are
usually replaced with
motorized blowers.
Double-
acting piston bellows are a type of
bellows used by
blacksmiths and smelters...
- they
serve as a
double for, such as
stunt double, "dance
double", "butt
double" and "hand
double". A body
double or
photography double is used in certain...
-
Acting is an
activity in
which a
story is told by
means of its
enactment by an
actor who
adopts a character—in theatre, television, film, radio, or any...
- or
metal seals and
bearing elements.
These seals can be single-
acting or
double-
acting. The
difference in
pressure between the two
sides of the piston...
- single-
acting and single-effect (the
fluid is
pumped by a
single face of the piston, and the
active stroke is in only one direction) or
double-
acting and...
