Definition of Relay battery. Meaning of Relay battery. Synonyms of Relay battery
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Definition of Relay battery
Relay battery Relay Re*lay" (r?-l?"), n. [F. relais (cf. OF. relais
relaxation, discontinuance, It. rilascio release, relief,
rilasso relay), fr. OF. relaissier to abandon, release, fr.
L. relaxare. See Relax.]
1. A supply of anything arranged beforehand for affording
relief from time to time, or at successive stages;
provision for successive relief. Specifically:
(a) A supply of horses placced at stations to be in
readiness to relieve others, so that a trveler may
proceed without delay.
(b) A supply of hunting dogs or horses kept in readiness
at certain places to relive the tired dogs or horses,
and to continue the pursuit of the game if it comes
that way.
(c) A number of men who relieve others in carrying on some
work.
2. (Elec.) In various forms of telegraphic apparatus, a
magnet which receives the circuit current, and is caused
by it to bring into into action the power of a local
battery for performing the work of making the record;
also, a similar device by which the current in one circuit
is made to open or close another circuit in which a
current is passing.
Relay battery (Elec.), the local battery which is brought
into use by the action of the relay magnet, or relay.
