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P. N.‘ HANSEN.
OFTICEAN'S FINGER PIECE MOUNTING PLIERS.
APPLICATION FILED MM 26, 1920. '
1,412,519.
Biff/761;;
jL/WM afw
Patented Apr. 11, 1922.
UNITED" STATES
PATENT OFFICE’.
P‘HI'LIP N/HAN'SE‘N,‘ or LOS ANGELns, CALIFORNIA.
or'rIo‘rAn’s FINGER-PIECE-MoUNTING 'rLIERs.
1,412,519.
- Speci?cationof Letters Patent.
Patented Apr. 11, 1922.
Application ?led May 26, 1920.‘ Serial No.‘ 384,482.
T 0 all wit-0m it may concern:
Fig. 8 is a cross-section on plane indicated
Be it known that I, PHILIP N. HANSEN, a by line 008 Fig. 5 and on the scale of Fig. 5.
citizen of the United States, and resident of
The pliers terminate in an elongate split
Los Angeles, in the county of Los Angeles cone forming two semi-conical jaws 1, 2,
10
and State of California, have invented a which are provided with like ?at inner
new and useful Optician’s‘ Finger-Piece juxtaposed faces 3, 4; making practical con
Mounting Pliers, of which the following is tact with each other throughout their full
a speci?cation.
length. Near the free ends or points 5 of
An object of this invention is to provide the jaws on inner faces 3, 4; there are pro~
a pair of pliers so‘ constructed that the vided concavities, countersinks or sockets 6,
optician may perform all the operations nec directly opposite each other when the‘ jaws
65
essary for the alignment of ?nger piece are closed; said concavities being spheroidal
mountings and the adjustments of the in form and calculated to hold securely the
guards. This I have effected by construct ends of the guard screw or any like screw or
ing a pair of pliers, the jaws of which are pin that they may engage'
elongate semi-cones, having internally flat
By providing the sockets 6 in the juxta
faces and being externally reduced for posed ?at faces of the elongate semi-conical
wardly from heel to tip so that when the two jaws, the instrument is adapted for holding
jaws are brought together they substantially the guard pin; and the instrument may be
form a conical projection; and I provide the inserted into limited spaces and the for
?at inner faces of the forwardly reduced wardly converging sharp edges 8 are adapted
70
75
jaws with opposed concavities all of which to grip objects from tip to heel of the jaws.
and the purpose of which will be shown in
In practical use the Optician will grasp
the accompanying drawing and more fully the tool by the handle and will operate the
pointed out in the subjoined detail descrip
tion and the appended claims.
Other objects, and features of invention
may appear from the 'accompanying‘draw
ing, the subjoined detail description and the
30 appended claims.
_
same in accordance with the requirements
and is not required to lay down and pick up
the pliers with the frequency heretofore re
quired with the pliers heretofore known.
The edges 8 of the two jaws conform to
each other when the jaws are closed and
The accompanying drawing illustrates the are therefore adapted to take hold, as de
invention in the form to which I have re
duced the same into practical use.
S0
85
sired upon the screw by the ends, when the
screw is seated, or to take hold of it for
Figure 1 shows the invention in position the purpose of inserting it in the strap of
for use in a pair of glasses which are shown the spectacles. The operator may therefore
as being held ?rmly by the pliers applied to greatly expedite his. work.
the guard screw that is engaged top and
The pliers may be handled in practically
90
bottom within the countersinks or sockets the same way as ordinary snipe nose pliers
40
of the pliers.
wherever that kind of pliers would be
Fig. 2 shows the meeting faces of the adapted for use. When it is desired. to ad
pliers separated and laid side by side.
just a ?nger piece mounting, and for the
Fig. 3 is a fragmental view of the pliersv alignment of same, which is the screw plier
open, showing one of the sockets.
feature and snipe nose feature combined.
Fig. 4 1s an enlarged fragmental view of
Oftentimes it happens when wearers have
45 the pliers in position for use and illustrat accidentally or otherwise bent their glasses,
' ing the screw-grasping feature.
that with the simple snipe nose plier form
100
Fig. 5 is an enlarged fragmental view of shown it is impossible to adjust the bridge
the pliers partly in section showing the lo and put ‘it back in its former position for
cation and articulation of the sockets.
50
the reason that it slips; and to put the
Fig. 6 is an enlarged fragmental axial glasses in their former position there is only
section of the jaws set on a lens screw to one point of the bridge that the Optician can
hold the same ?rmly.
take hold of or set these newly invented
Fig. 7 is a side view of the pliers closed pliers to properly straighten glasses to their
showing the snipe nose character of the true position; and that is to place the pliers
55 pliers.
.
on the guard screw and make adjustment 110
1,412,519
2
from that point. Without the countei'sinks
2. A pair of optician’s pliershaving half?
they would slip off and the adjustment re round tapering jaws Which unitedly form a
quired would be impossible.
split cone, andeach jaw having a semi
I claim.
spheroid concavity one of Which cavities is
5 1. A pair of ?nger-piece pliers having directly opposite the other.
split cone jaws each having a semi-spheroid
In testimony whereof, I have hereunto set
concavity in the meeting face near each my hand at Los Angeles, California7 this
point, each concavity being directly opposite
the other, said concavities being adapted to
10 engage the ends of a ?nger-piece screw to
hold it ?rmly.
'
21st day of'May, 1920.
’
Y
PHILIP N. HANSEN.
Witness:
JAMES R. TOWNSEND.
1/--pages
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