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Патент USA US3098792

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July 23, 1963
Filed Jan. 14, 1960
United States Patent O ??`ICC
Patented July 23, 1963
partially in section, of a preferred embodiment of the
Howard A. Powers, Medl韎eld, Mass., assigner to W. H.
Brady Co., Milwaukee, Wis., a corporation `of Wis
Filed Jau. 14, 1960, Ser. No. 2,456
2 Claims. (Ci. 156-577)
This invention relates to a tape dispenser, and more
particularly to such a dispenser in which application of 10
tape to a surface in a controlled manner is greatly fa
A primary object of the invention is to provide a tape
dispenser capable of laying down tape, as in making up
charts and graphs, in straight line and Icurving patterns,
with ease and accuracy.
In particular, it is an object of the invention to make
FIG. 2 is a view, partially in section, taken at 2-2
of FIG. l, showing in dotted lines the storage unit cover
moved to a partially opened position;
FIG. 3 is an enlarged partial view corresponding to
FIG. 1, showing in dotted lines the cutter -blade rocked
to operational position;
FIG. 4 is a sectional View taken at 4-4 of FIG. 3;
FIG. 5 is a view, corresponding in nature to the view
of FIG. 3, of a 駌st modification of the invention;
FIG. 6 is a sectional view at l6_6 of FIG. 5;
FIG. 7 is a sectional view taken at 7--7 of FIG. 5; and
FIG. 8 is a side elevation, partially broken away and
partially in section, of a second modification of the in
Referring now to the drawings, the preferred embodi
ment shown in FIGS. 1 through 4 comprises a storage
unit indicated generally at 10', a handle 12, and an ap
out necessitating any change in the -grip on the dispenser,
or the position of the arm, hand, or paper during use; 20 plication abutment or pressing means, the nylon roller 14.
The storage unit -10` includes a generally dish-shaped
and with a minimum of wrinkling or tension to possibly
member 16 with a cover 18 hingedly mounted thereon
l cause later creeping from the desired pattern.
to permit opening to load into said unit a roll of tape T
Further objects are to provide such a dispenser in which
possible laying down tape in such curving patterns with
visibility of the .point of application can be maximized;
on the nylon hub 20' removably and rotatably resting
which may be held either like a pencil or otherwise; 25 around pin 22 secured in the back wall of member 16.
Secured to unit 10 is a -generally 籺ubular hollow bear
which may be used to follow a straight-edge to lay down
ing member `24 through which tape t passes to the roller
a straight stretch of tape; which permits deposit of a
1,4. Ball lbearings 25, secured 'between the member 24
continuous length of tape of very great length; which
and the handle member 26 (which is rigidly attached to
provides for pressing the tape onto the surface to which
it is being applied `for 駆?m attachment thereto; which 30 the handle 12) provide free rotatable movement of the
handle `12 about the bearing member 24.
facilitates guided movement of the tape over the press
Securely mounted in the lower extremity of the bear
ing means; which may be loaded easily; in which tape
ing member 24 is roller housing 30, in the opposite side
may be easily cut near the point of latest application; in
walls (which have planar outer surfaces to facilitate use
which the tape is secured against snapping back past the
pressing means when so cut; in which movement of 35 with a straight-edge) of which are mounted the ends of
two shafts 32 and 34, on which are rotatably mounted
said tape from a storage roll to the said pressing means
rollers 14 and v36, respectively. The forward surface of
is Afacilitated to maximize freedom of operation; and
roller 14 is tangential to a line generally parallel to the
which is adapted to accept rolls of tape of varying width.
axis of the bearing member 24 and extending substantial
Features essential to all embodiments of the inven
tion are a handle mounted for freely rotatable move 40 ly through the points of separation of tape t from the
tape roll T, and also generally centrally through the roll
ment relative to the said pressing means, and the posi
T itself. The rear surface of roller 36, which is a hold
tionin?g of the lowest extremity of said pressing means
ing roller` in :contact with the sticky side of pressure
in a location offset from 玹he axis of rotation of the han
sensitive tape, is tangential to the same line, at a position
dle, so that the pressing means can be directed in vary
ing directions by slightly changing directions of pressure 45 of tangency slightly above that of the roller 14. Knife
38 is mounted just behind roller 14 on housing 30, and
without changing the position of the handle or of the
may be actuated to cut tape just deposited near the point
of application by rocking the tape 籨ispenser as indi
Another feature of preferre-d embodiments of the in
cated at FIG. 3, in the dotted lines. The holding roller
vention is a generally barrel-shaped or 玞rowned roller
50 36 by contact with sticky surface prevents snap-back of
serving as said pressing means.
the tape thereby on cutting.
A `further feature of preferred embodiments of the
The bottom extremity of the roller �, which coincides
invention is a spring-loaded cutter to sever the tape near
with the point of contact of the tape and the surface to
the point of application.
which it is applied, is slightly offset yfrom the axis of bear
A further feature of preferred embodiments of the
ing member 24, preferably Mt?, to provide a following
invention is a curvingly grooved handle to provide com
(?castering,? with a roller as abutment) effect.
fortable and firm grasp thereof.
Threading through the tubular bearing member may
Another feature of preferred embodiments is a feed
suitably be by adhering the tape end to a flat narrow
ing-application mechanism consisting simply of two roll
metal strip (or even ?straightened paper clip), by means
ers, a holding roller and a pressing roller, having sur
faces generally tangential to, on opposite sides thereof, 60 of which it may be pulled through the bearing member.
` a common line extending also in a locus passing near
both the axis of rotation of a tape roll and the successive
points of separation of tape from such a roll in use.
A modified embodiment is shown in FIGS. 5 through 7.
In this embodiment simple Teflon bearings, indicated at
125, are used instead of rolling bearings.
Another re
spect in which this embodiment is different is that the
These features make possible great advantages over
65 surface of the pressing roller i114 is crowned, or generally
such prior art references as Perry 2,868,402 and Gill
b-arrel-shaped, slightly; a suitable curvature for a roller
1A; inch wide is on a l-inch center. Crowning not only
Other objects, features, and advantages will appear
helps guide the tape t and hold it centrally disposed on
from the following description of certain preferred em
bodiments, taken in conjunction with the attached draw 70 the roller 114, but additionally facilitates applying the
tape around curves.
ings, in which:
The embodiment of FIGS. 5 through 7 also is charac
FIG. 1 is a side elevation, partially broken away and
terized by a spring-loaded cut-oilC knife 13S. The roller
housing 130l is provided at each side in this embodiment
with an elongated slot 150 in which the ends of the sha-ft
132 may move; said shaft extends through mating holes
a roller housing secured at the end of said tubular
in bracket l1?52, which is pivotecl on shaft 134 and down- _
wardly biased yby spring 154. Thus a sufficient downward
tape applying roller means mounted for rotation in said
and supported on said bearing means for free rota
tion relative to said tubular member about an axis
perpendicular to said 駌st axis,
羗ember remote from said storage unit,
pressure on the dispenser causes the roller 114 -to move
roller housing and oi顂et from the axis of said tubu
lar member `so that the surface of said tape applying
roller contacts the non-sticky side of tape drawn
upwardly relative to the knife 13S, which then engages
tape t.
If desired, a roller or anti-friction guide maybe dis 10
posed adjacent the opening from the storage unit into the
tubular bearing, to Iguide tape parting from the roll into
through said tubular member,
and 玜 holding roller mounted for rotation above and
adjacent said tape applying roller in position so that
the surface of said holding roller contacts the sticky
side of pressure sensitive adhesive tape drawn
the hole in fthe latter. Also, means to selectively ?lock the
handle against rotatable movement relative to the abut
ment or pressing means may be provided, to facilitate, 15
drawing straight lines and use with a straight edge.
A further modification is gshown in FIG.
In this
embodiment the axis of handle rotatability again passes
through said tubular member,
said tape storage unit, said tubular member, said roller
substantially through the center of the tape roll T and
2. A dispenser >for pressure sensitive adhesive tape
near the point of tape application, and the lowest extrem
ity of the roller 214 is o韎set therefrom; but >here the
storage unit 210 is lbetween the bearing member 224` and
comprising a storage unit for storing a roll of pressure
housing and said rollers being mounted for free ro
tation as a unit relative to said handle member.
sensitive tape, said storage unit having means for support
ing said roll Within said storage unit for rotation, a lon
gitudinal member secured to said storage unit having a.
longitudinal passage extending generally away `from said
the pressure means 214 rather than the reverse, as in the
embodiments previously described; and the handle 2-12
extends generally in a side-wise direction from the storage 25 storage unit, said longitudinal member carrying bearing
unit 210. Ball bear-ings 2.60 and ?262 are used in this
means therearound, a handle disposed around said longi
embodiment, although other bearings may be substituted
tudinal member and supported on said bearing means for
in this embodiment; and of course Teflon or other sleeve
free rotation relative to said longitudinal member about
bearings may be substituted for rolling bearings disclosed
an axis, a roller housing secured at the end of said longi
in embodiments previously described. The shafts 232 30 tudinal member, and tape applying roller means mounted
and 234 have their ends mounted in a housing 230 formed
for rotation in said roller housing and offset 玣rom the
integrally with storage unit housing 216. This construc
said axis so that the surface of said tape applying roller
tion facilitates loading and unloading and brings the
contacts the non-sticky side of tape drawn through said
point at which the hand applies pressure to the dispenser
longitudinal mem-ber, said tape storage unit, said longi
to a point near the pressure means 232 to facilitate con
Other embodiments of my invention Will readily occurl
35 tudinal member, said roller housing and said tape apply
ing r-oller being mounted for free rotation as a unit rela
tive to said handle member.
to those skilled in the art, and are covered by my claims,
which follow.
I claim:
1. A dispenser for pressure sensitive adhesive tape com
prising a storage unit 玣or storing a roll of pressure sensi
tive adhesive tape,
said storage unit having means for supporting said roll
Within said storage unit for rotation about a iirst 45
a tubular member beneath said storage unit having a
channel extending generally radially a-way from said
storage unit in a direction perpendicular to said 駌st
said tubular member having'bearing means on its out
side surface,
a tubular handle disposed over said tubular member
References Cited in the 駆e of this patent
A 1,150,121
Coe _________________ __ Feb.
Hall _______________ __ June
J-aquith ______________ __ Aug.
Hoyos ______________ __ Mar.
Gorbatenko ___________ __ July
Kaplan ______________ __ Apr. 14, 1953
Neer _________________ __ Ian.
Adams _______________ __ Feb.
Gill et al ______________ __ Sept.
Perry ________________ __ Jan.
Bertschinger _________ __ Sept. 15, 1959
Pavelek _______________ __ May 2, 1961
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