- An
electromagnet is a type of
magnet in
which the
magnetic field is
produced by an
electric current.
Electromagnets usually consist of wire (likely copper)...
- will be
obtained if a
small electro-
magnet be
substituted for a
steel magnet, as is
shown in the cut. The
electro-
magnet is
fixed to the stand, and included...
-
Alfred Ernest Hudd (c. 1883 – 1958) used a pair of
magnets, one a
permanent magnet and one an
electro-
magnet,
acting in
sequence as the
train p****ed over them...
-
Patent No. 132. This
electric motor was used in 1840 to
print The
Electro-
Magnet, and
Mechanics Intelligencer - the
first newspaper printed using electricity...
- the
cylinder by way of
several clips.
These models also
included an
electro-
magnet for the Ball
which controlled both the typewriter's
movement and mani****tion...
- rank, or
multiple ranks of
pipes are set.
Within the chest, a
small electro-
magnet ****ociated with the key that is
pressed becomes energized. This causes...
- the
pipes are
opened directly by
electro-
magnet solenoids,
while with
electro-pneumatic action, the
electro-
magnet's action admits air into a pneumatic...
-
Robinson (1859)
Experimental researches on the
lifting power of the
Electro-
Magnet (1859) Light: A
Lecture (1862) On
Spectra of
Electric Light, as Modified...
-
patent 381,968 -
Electro magnetic motor - 1888 May 1 - Mode and plan of
operating electric motors by
progressive shifting;
Field Magnet; Armature; Electrical...
-
magnetised by
electro-
magnets and so both
operated the
cranks and
collected the
current that both
moved the tram car and
powered the
electro-
magnets. A small...
