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Патент USA US3072406

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Jan. 8, 1963
A. D‘ MCBURNEY
3,072,396
ADJUSTABLE JIGS FOR HOLDING ELONGATED PARTS
IN PREDETERMINED ANGULAR' POSITIONS
Filed March 17, 1959
2 Sheets-Sheet 1
INVENTOR.
Hum D. MCBURNE)’
2M7 ;. MM
Jan. 8, 1963'
_
A. D. MOBURNEY
3,072,396
ADJUSTABLE JIGS FOR HOLDING ELONGATED PARTS ‘
IN PREDETERMINED ANGULAR POSITIONS
Filed March 17, 1959
2 Sheets-Sheet 2
25L 23
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Eglo.
24
£35 26
INVENTOR.
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,HLVIN DMBURNE)!
6. Z
PATENT Aaaur
United States Patent O??ce
3,072,396
Patented Jan. 8, 1963
1
2
3,072,396
4. Opposite ends of screw 5 are journaled respectively
in the lower part of the stationary jaw 1 and the end por~
tion 6 of the vise assembly. This end portion is parallel
ADJUSTABLE JIGS FOR HOLDING ELONGATED
IN PREDETERMINED ANGULAR POSI
Alvin Dan- McBurney, Los Angeles, Calif.
to the jaws and is supported by two tie bars 7 and 8
disposed at right angles thereto. These tie bars ?are
out to form the base 9 of the vise. The stationary jaw
3 is integral‘ with the base, which is attached to, or
integral with, the supporting member 2. A second vise
10, having a structure similar to the ?rst vise 1, is pivoted
The invention herein described pertains to jigs and more 10 to the supporting member 2 at point 11. The axis around
particularly to a jig for holding two pieces of molding,
which the second vise is pivoted, as shown in the ?gures,
picture frame or other elongated objects in predetermined
lies in the planes of the front, or inside, surfaces of the
stationary jaws of both vises. In order to provide the
angular positions for such purposes as nailing, gluing or
required pivotal action, the base 12 of vise 10 is extended
otherwise af?xing them together, or for splicing at various
15 outward beyond the stationary jaw to form a circular
angles.
structure of somewhat less than 270° in angular ex
One object of my invention is to provide two vises that
tent. The surface 14 of the boss or knob 13 is on a lower
may be adjusted at a predetermined ‘angle with respect
level than the base 12 of the vise 10, as will be seen in
to each other for such uses as holding two members
in ?xed relationship to each other for nailing, gluing,
FIG. 2. In other words, the plane of surface 14 is lower
20 than the plane of base 12.
dowling or splicing.
The base 9 of vise 1 and the base 12 of vise 10‘ are
Another object is to provide a connected pair of vises of
substantially in the same plane, which means that the
such structure that a plurality of such pairs can be used
surface 14 of the boss or knob 13Vis lower than base
in combination for holding pieces of molding or picture
9, as well as lower than base 12. Some of the purposes
frame in position for gluing or nailing in order to con
struct frames having various con?gurations and any num 25 of this construction will appear as the speci?cation pro
ber of sides.
ceeds.
The supporting member 2 is provided with an arcuate
Another object is to provide easily operable means for
slot 15 extending therethrough. This slot is concentric
adjusting the vises of such a jig at any of the more com- _
> monly used angles as well as such other angles as may
with the pivot 11.
30
Boss 13 is part of the substructure of vise 10. This
be desired.
substructure is provided with a second protruberance 16.
A further object is to provide a device of the class de
A screw 17 passes through'the protruberance 16 and also
scribed having such a simple structure that it may be
through the slot 15. As will be seen in FIG. 3, the under
manufactured and sold at a very low price.
side of base 2 has an arcuate groove 18 therein. The
An additional object is to provide an adjustable saw
arcuate slot 15 is centrally disposed in the arcuate groove
guide in combination with the aforementioned pair of vises
18. The sides of the groove are spaced so that a nut
in order to form the equivalent of a mitre box.
19 will nest in the groove and be held against rotation
Another object is to make the saw guide so adjustable
with respect to either of the two vises that objects may
by the sides of the groove. With this construction, it
is possible to loosen the screw 17 and then to move the
be placed in the vises and clamped therein for sawing
second vise 10 angularly around the pivot point 11
them at any desired angle for mitered joints or for splic
in order to dispose the second vise 10 at any desired angle
mg.
with respect to the ?rst vise 1. During such rotation,
Still an additional object is to provide a construction for
the screw 17 will of course move in the arcuate slot
the two vise and saw guide combination that will permit
pieces of molding or other elongated objects placed there—
15 and the nut 19 will travel in the groove 18.
The protuberance 16 on the substructure of vise 10 is
in to be sawed through without the saw teeth encounter 45
provided with a pointed index 20 that may be aligned with
ing metal.
numbers disposed near the periphery of the circular base
Other objects will appear as the speci?cation proceeds.
(5908 Hollywood Blvd., Hollywood 28, Calif.)
Filed Mar. 17, 1959, Ser. No. 800,031
3 Claims. (Cl. 269-45)
In the drawings:
2. These numbers may indicate some of the more com
monly used angles. The vise is so constructed that when
FIG. 1 is a plan view of one form of my device show
the index 20 is aligned with the line indicating 60°, the
ing two vises disposed at an angle with respect to each
jaws of vise 10 will be disposed at 60° with respect to
other.
the jaws of vise 1. Similar angular relationships prevail
FIG. 2 is a section taken on line 2-—2 of FIG. 1.
between the two vises when the index 20 is aligned with
FIG. 3 is a bottom view of the device of FIGS. 1
any of the other numbers. It is of course possible to
and 2.
FIG. 4 is a section taken on line 4—4 of FIG. 1.
55 select angles other than those indicated by numbers on
the base 2. The vise 10 may be ?xed in any desired
FIG. 5 is a plan view of an embodiment of my inven
angular position merely by tightening the screw 17. The
tion that includes a saw guide in combination with the
nut 19, of course, is constrained against rotation. When
the screw 17 is tightened, it thus clamps the substructure
FIG. 6 is a bottom view of the device of FIG. 5.
FIG. 7 is a section taken on line 7-7 of FIG. 5.
60 of vise 10 and the base 2 between the head of the screw
FIG. 8 is a section taken on line 8—8 of FIG. 5.
and the nut 19‘.
The ?gures on the second page of the drawing-that
FIG. 9 is a section taken on line 9-9 of FIG. 5.
is, FIGS. 5 to 10, inclusive-show the addition of a saw
FIG. 10 is a fragmentary top view of member 21 of
guide to the device pictured in FIGS. 1 to 4, inclusive.
FIG. 8.
And FIG. 11 is a fragmentary bottom view of member 65 The saw guide is angularly adjustable with respect to
either vise 1 or 10. This saw guide may be used in con
23 of FIG. 8 rotated 180 degrees in a plane perpendicu
junction with the two vises to form the equivalent of a
lar to the paper.
mitre box. Unlike a mitre box, however, the device of
Vise 1, shown in the various ?gures, is rigidly attached
FIGS. 5 to 10, inclusive, permits two elongated objects
to a supporting member 2. This vise includes a station
ary jaw 3 and a movable jaw 4 that is movable toward or 70 or pieces of molding to be cut off at di?’erent angles
simultaneously.
away from the stationary jaw 3 by means of a rotatably
pair of vises.
mounted screw 5 in threaded engagement with the jaw
The saw guide is composed of two parts: part 21, which
3,072,396
3
4
has an integral base 22, and part 23 which is adjustable
2. In a jig for holding two elongated objects in ?xed
on the base 22 of member 21 in order to accommodate
saws of different thicknesses. The underside of member
23 is provided with a tongue 24 that cooperates with a
keyway 25 in the base 22 so that member 23 will move
positions with respect to each other, a combination in
cluding: a ?rst vise having a stationary jaw and a mov
able jaw; a supporting member attached to said ?rst vise;
a second vise having a base structure rotatably mounted
on said member for angular movement on an axis lying
in the same plane as the inside surface of the stationary
jaw of said ?rst vise, said second vise also having a sta
in a straight line and thus maintain the inner faces of
members 21 and 23 parallel to each other regardless of
the spacing between them. The screw 26 permits the
tionary jaw in a movable jaw, the stationary jaw of said
jaw 23 to be tightened in a ?xed position with respect to
the jaw or member 21.
10 second vise so disposed with respect to the base structure
of said second vise that a plane coincident with the inside
The underside of the base 22 is provided with arcuate
surface of the stationary jaw of said second vise will pass
tongues 27 and 28 that are slidable in the slot 15 as will
through said axis.
be seen in FIG. 6. The edge 29, FIG. 5, of the base 22
3. In a jig for holding two elongated objects in ?xed
is arcuately formed, the are being concentric with the
circular circumference of the boss 13.
15 positions with respect to each other, a combination in
cluding: a ?rst vise comprising a stationary jaw, a mov
The construction just described permits the saw guide
able jaw and a base having an upper surface substantially
to be rotated angularly around the boss 13. The saw
normal to the gripping surfaces of said jaws; a supporting
guide may be ?xed in many desired angular positions
ember attached to said base; a second vise comprising
merely by tightening the screw 30 which cooperates with
the nut 31 in the same manner that the previously de 20 a stationary jaw, a movable jaw, and a base rotatably
mounted on said supporting member, the upper surfaces
scribed screw 17 cooperates with the nut 19. Nut 31,
of the bases of said ?rst and second vises being at sub
like nut 19, nests in the groove 18 and is kept from rotat
stantially the same level, the base of the second vise
ing by the walls of this groove.
having a laterally projecting boss through which its axis
It will be observed in FIG. 7 that the upper surface 32
of member 21 is in a lower plane than the surface 12 of 25 of rotation extends, and the upper surface of said boss
being at a lower level than the upper surfaces of said
vise 10. Surface 12, it will be remembered, is at sub
bases; a saw-guiding device having a slot therein for re
stantially the same level as the surface 9 of vise 1. When
ceiving and guiding a saw; and means for so rotatably
parts are held between the jaws of either vise for sawing
supporting said device on said supporting member that
by means of a saw moving in the saw guide formed by
members 21 and ‘23, the clamped parts will rest on the 30 said slot will substantially align with said axis of rotation
regardless of the device’s angular position with respect
surface 9 or 12, and since the top surface of boss 13 and
through the parts held in the vise or Vises without the
to said supporting member, the portion of said device
beneath said slot lying in a lower plane than the top
saw teeth touching the metal surfaces 32 or 14.
surfaces of said bases, said means comprising an arcuate
the surface 32 are both at lower levels, the saw can cut
Various modi?cations, substitutions and transpositions 35 recess in said supporting member concentric with said
axis of rotation, and guiding means integral with said
device protruding from the underside thereof and extend
ing into said recess, said guiding means having at least
may be made in the elements of the appended claims
without departing from the broad spirit of the invention.
My claims are:
two mutually angularly spaced portions disposed at equal
1. In a jig for holding two elongated objects in ?xed
positions with respect to each other, a combination in 40 distances from said axis.
cluding: a ?rst vise; a supporting member attached to
References Cited in the ?le of this patent
said ?rst vise; a second vise rotatably supported on said
member; and a saw-guiding device having a slot therein
UNITED STATES PATENTS
for receiving and guiding a saw; and means for so rotat
ably supporting said device on said member that said
slot will align with the axis of rotation of said second
vise regardless of the relative angular position of said
device and member, said means comprising an arcuate
recess in said member concentric with said axis of rota
tion, and guiding means integral with said device pro
truding from the underside thereof and extending into
50
565,652
770,834
937,946
1,159,199
1,417,973
2,936,803
from said axis.
1896
1904
1909
1915
1922
1960
FOREIGN PATENTS
said recess, said guiding means having at least two mutu
ally angularly spaced portions disposed at equal distances
Walter et al. _________ __ Aug. 11,
Traut _______________ __ Sept. 27,
Lithander ____________ __ Oct. 26,
Erman _______________ __ Nov. 2,
Cary ________________ __ May 30,
Jorick _______________ __ May 17,
305,803
132,668
Great Britain _________ __ Feb. 14, 1929
Australia _____________ __ June 2, 1949
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