May 29, 1923.

1456,504
W. G. HOUSKEEPER
ELECTRODE SUPPORTING DEVICE
Fied April 13, 1920

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 Patented May 29, 1923. . 1456,504
UNITED STATES PATENT OFFICE.
WELLEARN. G. HOUSEEEPER, OF NEW YORK, N. Y., AssGNOR. To WESTERN ELECTRIC
CORPANY, INCORPORATED, OF NEW YORK, N. Y., A CORPORATION OF NEW YORK.
ELECTRODE SUPPORTRTG DEVICE,
Application filed April 13, 1920, Serial No. 373,573.
To all whom it may concern the same strand in which the loop or opening
Be it known that I, WILLIAM G. Hous 5 has been flattened out. Fig. 4 shows the
KEEPER, a citizen of the United States, re same strand in which the portions of the
siding at New York, in the county of New strandbent in
ontheboth
same
sides of theatloop
direction
5 have
right
been
angles to 60
York, State of New York, have invented
certain new, and useful Improvements in placed against the supporting member which4
the loop. Fig. 5 shows the unit of Fig.
Electrode Supporting Devices, of which the
following is a full, clear, concise, and exact may be of glass and having a nib 6 thereon
over which the loop 5 is placed. Tie wires
description. 7 are wrapped around the supporting rod 8 65
This invention relates to vacuum tubes and
has particular reference to means for sup portions and the loop portion 5 of the strand leaving
porting the electrodes thereof. O away from 9 and 10 of the strand extending
An object of the invention is to provide ed the support 8 and thereby adapt
means for supporting electrodes especially to be connected to the parts to be sup 70
from glass supports which eliminates the ported such as electrodes.
necessity for inserting wires or similar de is In of
Fig. 6, a vacuum tube is shown which
the type shown in the renewal applica
vices into the glass.
Hitherto in the manufacture of vacuum tion to H. W. Weinhart #352,639, filed Janu
tubes it has been the practice to support the ary 19, 1920, entitled “High power vacuum 75
20 electrodes from wires which at one end were tubes.” This tube comprises an evacuated
imbedded in the glass support. It has been vessel 13 having a press 14 from which ex
tends an electrode supporting frame 11 pref
found that the wire so imbedded, in many. erably of glass. The upper end of the frame
cases, works loose and either fails to sup 11 is lightly
port the electrode entirely or permits an the vessel 13. centered An anode
at 16 in the tip 17 of 80
18 extends into the
25 excessive vibration of the electrode which
results in its destruction. It sometimeshap This vessel 13 thru the press 14 and is hollow.
pens that the glass support itself breaks at anode is provided with pipes 19 and 20
the point, when wire is imbedded therein. for the inlet and outlet of cooling fluid such
My invention comprises in general, the as Water. Surrounding the anode at its end
provision of small nibs or projections on the are rings of insulating materiai, one of 85
support in the places where the electrodes extend which isa plurality
shown atof21. Between
filament wires
the
22
rings
which
are to be supported therefrom and the tying are arranged as shown, parallel to each
of twisted electrode supporting wires to other. The filament wires are arranged in
these nibs or projections in a manner to be
35 hereinafter described in detail. A nib or a circle around the anode. Between the 90
projection on a support provides means anode 18 and filament wire 22 is arranged
whereby the electrode supporting wire may aitshelical grid 23 which is connected along
length to supporting wires 24 which ex
be definitely placed and may be held in this tend thru the rings 21, and are connected at
position.
40 The invention is illustrated in the draw their ends to metallic rings one of which is 95
ing of which Figs. 1 to 5 inclusive, illustrate shown at 25. The rings 21 and 25 are sup
Egy steps in the construction of the supporting ported from the frame 11 by means of the
evice; Fig. 6 shows a form of vacuum tube i; matter connection of my
which forms the sub
invention and is shown 00
in which my invention is employed.
As shown in the drawing, a pair of elec at 12.
4. trode supporting wires, 2 are twisted rather What is claimed is:
1. A support, an electrode to be supported
tightly together and at intervals in this therefrom, and supporting connections there
strand, rods 3 and 4 of suitable dimensions
are insertedpoint
to separate between which are entirely exterior of either
particular in the the
formstrands at this5.
of a loop the support or the electrode to be supported.
2. A glass support, an electrode to be sup
iOS
After any suitable length of strand hss been ported therefrom, a wire connection theis
thus formed, the strand is cut at points mid between for supporting the electrodes, said
way between the loops or openings formed wire being connected to the glass support and
by the rods 3 and 4, and the straid is then being entirely exterior thereof, Be
55 in the form shown in Fig. 2. Fig. 3 ghows
 1456,504
3. An electrode support comprising a plu within said vessel, an electrode, and a sup
rality of wires twisted together and having porting connection from the frame to the
an open loop portion intermediate their ends, electrode, said connection being fastened to
a support to which said wires are to be at the frame and being entirely exterior thereof. 30
tached, a projection on said support over 7. A vacuum tube comprising an evacuat
which said loop is placed, and means for ed vessel, an electrode supporting frame
tying said wires to said second support in within said vessel, a projection on said
this position. frame, an electrode supporting connection
4. A vacuum tube comprising an evacuat extending from the frame, a portion of said 35
0. ed vessel, a support within said vessel hav connection embracing said projection and
ing a projection thereon, an electrode to be means for tying said connection to said
supported therefrom, a wire supporting con frame. . .

nection between the support and the elec 8. A vacuum tube comprising an evacuat
trode, said connection having a loop embrac ed vessel, an electrode supporting, frame 40
15 ing the projection on the support, and means within said vessel, projections on the frame,
for tying said loop to said support. a hollow anode within said vessel, means for
5. A vacuum tube comprising an evacuat circulating a cooling medium through said
ed vessel, an electrode supporting frame anode, a grid surrounding the anode, a cath
within said vessel, an anode, a grid surround ode surrounding the grid, supporting con 45
20 ing the anode and a cathode surrounding the nections from the frame to the grid and
grid and anode, and supporting connections cathode, portions of said connections em
from the frame to the electrodes, said con bracing said projections and means for tying
nections being fastened to the frame and be said connections to said frame.
ing entirely exterior thereof. In witness whereof, I hereunto subscribe 50.
6. A vacuum tube comprising an evacuat my name this 9th day of April, A. D., 1920.
ed vessel, an electrode supporting frame WILLIAM G. HOUSKEEPER.