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Патент USA US2411319

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NOV. 19,- 1946.
¿_ R DUARTE
2,411,319
SAFETY TONGS
Filed Sept. '7, 1945
Inventor
Wye/wey‘ Ü@
Af,
Patented Nov. 19, 1946
UNITED lSTATES PATENT OFFICE
2,411,319
SAFETY TONGS
Joseph Rudolph Duarte, Honolulu, Territory ofl
Hawaii
‘
Application September 7, 1945, Serial No. .614,894
1 Claim.
(Cl. 294-404)
l
2
My invention relates to mechanics’ tools and
has for an object to provide a pair of tongs for
handling electriñed or hot elements with safety.
Another object of this invention is to provide
with a jaw 2|, the shank 2,2, of Which is held in
the bore 62, by means of a set 4screw 23. The
shank 22, may be adjusted vto extend the jaw 2|,
if necessary. The jaws I@ and 2l, as illustrated
are provided with respective teeth 2li and 2'5,
automatically actuated tongs.
A further'object of the invention is to provide
which teeth may be of any desired formation.
The jaws lli and 2 l, as well as the trigger IIS, may
ble jaw member.
if so desired be provided with an insulating coat
A still further object of my invention is to pro
ing on the surfaces 26 and 2l.
vide a pair of tongs the handle of which is of in 10
From the foregoing description it will be ob
sulation material.
vious that my safety tongs may be used either
Another object of the invention is to provide a
for electrical or heated work from which elements
pair of tongs the jaws of which are provided with
the operator or user of the tool will be protected
an insulation coat.
from either shock or heat as the case may be.
Other features and advantages will become
It is thought that persons skilled in the art to
more readily apparent from the following descrip
which the invention relates will be able to obtain
tion and the accompanying illustrative drawing
a clear understanding of the invention after con
a pair of tongs having an adjustable or remova
in which:
Figure 1 is a longitudinal sectional View of my
tongs,
Figure 2 is a detail view of an insulator handle,
Figure 3 is an end View of Figure 2, and
Figure 4 is a section on line 4--4 of Figure 1.
v In the accompanying drawing as above enu
merated and in the following specification, like ,
characters of reference indicate like parts
.throughout and in which Ill, indicates my in
vention, which comprises an insulated handle I I,
having bores I2 and I3, extending longitudinal
ly there-through with a terminal enlarged re- -
cess Ill, pivoted Within which recess is a trigger
sidering the description in connection with the
drawing. Therefore, a more lengthy description
is regarded as unnecessary.
Changes in shape, size and rearrangement of
details and parts such as come within the purview
of the invention claimed may be resorted to, in
actual practice, if desired.
Having now described my invention that which
I claim as new and desire to procure by Letters
Patent is:
A pair of tongs comprising a slidable jaw, a
pivoted jaw. an insulator handle for the jaws, said
handle having a bore through which the ñrst
extension I5, of a jaw I6, pressing against the
jaw operates, said pivoted jaw being spring actu
ated andmanually controlled, said pivoted jaw
wall I'I, of the trigger is a cap I3, actuated by a
spring I9, held in bore I3, by means of an insu
lator cap 29. The action of the spring upon the
having a trigger depending from the handle for
said manual control, and a longitudinal here in
the handle in which the spring is seated.
trigger is to hold the jaw I6, into engagement
JOSEPH RUDOLPH DUARTE.
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