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Патент USA US3078940

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Feb. 26, 1963
c. M. WETZEL
TURF CUTTER
I
3,078,927j
'
Filed Oct. 16_, 1959
27
F168
FIG-.ll
INVENTOR.
CHARLES M. WETZEL
BY
-
ATT
NEY
" nite
States Patent
1
3,?78,927
P
is
Patented Feb. 26, 1963
2
long enough to constitute a handle, are utilized. The
lower end of the iron 13 is split at the corner and its
3,078,927
TURF CUTTER
?anges 14 and 15 are bent from the iron at 90° as shown,
Charles M. Wetzel, 1027 3rd Ave. NW.,
and bolted or riveted to the base plate as shown in FIG
Great Falls, Mont.
URE
7.
Filed Oct. 16, 1959, Ser. No. 846,937
The lower end of the other iron 16 is also split at the
2 Claims. (Cl. 172-18)
corner and the foot 17 is bent outwardly from one ?ange,
while the split off portion of the other ?ange is cut off and
This application pertains to new and useful improve
discarded. The foot 17 is then bolted or riveted to the
ments in turf cutting apparatus.
Numerous devices have been provided for cutting turf 10 base plate 11, as shown in FIGURE 7, being so positioned
that a vertical channel is embraced between the inner
at the margins of sidewalks. Some of these devices are
?ange faces of the two angle irons. A vertical slot 18 is
of the type to which the foot of the operator is applied
cut in the ?ange from which the foot portion was dis
for supplying vertical pressure for forcing a cutting blade
carded, through which the horizontal portion of the actu
into the turf. This invention is an improvement in that
ator may protrude.
15
class of turf cutters.
The foot-operated actuator consists of a vertical por
One of the objects of the invention is to provide a turf
tion 19 and a horizontal arm portion 21, the arm 21
cutter having a guide ?ange which can be re-positioned
being notched at 22 and 23 where it extends snugly
progressively along a sidewalk edge and having a turf cut
through slot 18. Keys 24 and 25 are set into the sides
ting blade which is vertically movable relatively to the
guide ?ange and is spaced laterally apart therefrom.
Another object of the invention is to provide a turf cut
ter which has a spring-retracted reciprocable cutting blade,
20 of the arm as shown and welded or otherwise ?xed in
place. Thus the actuator is freely movable in the channel
and projects through the slot, yet is guided against undue
lateral displacement in any direction. If desired the chan~
and means for operatively mounting the blade at any of
nel and the margins of the slot are easily lubricated.
several selected distances from the guide ?ange of the
The actuator is spring-retracted by an extensible spiral
device for cutting a strip of a desired uniform width ad 25
spring
26, secured within the channel by a bolt 27 to the
jacent a sidewalk.
vertical arm 19 of the actuator. The upper end of the
'Another object of the invention is to provide a turf
spring is anchored on bolt 28, which extends through both
cutter which utilizes conventional angle iron stock in a
unique manner to form a combined handle and channel
for guiding the movement of the reciprocable blade.
Another object of the invention is to utilize conven
tional angle iron stock to provide a turf cutter of very
rugged construction capable of withstanding hard usage.
of the angle irons and ?rmly connects them. Preferably,
30 the inside corners of the angle irons, which normally are
rounded in manufacture, will be milled to provide square
inside corners to improve them for use in forming the
guide channel. Also, the contacting vertical edges of the
irons preferably are welded together at intervals.
Other objects and advantages of the invention may be
The horizontal arm 21 of the actuator carries the angu
mentioned hereinafter, or will become apparent from a 35
lar
cutting blade, which has a horizontal portion 29 pro
perusal of this speci?cation.
vided with two slotted apertures 31 and 32 which facilitate
In the drawing a preferred form of the device is shown
its being secured adjustably at several positions along the
to illustrate the nature of the invention and the manner
arm 21 by means of the bolts 33 and 34. The vertical por
FIGURE 1 is an elevation partly in section, showing a 40 tion 35 of the cutting blade is apertured at 36 to receive
the arm 21. Reinforcing plates 37 and 38 are bolted to
turf cutter made in accordance with this invention.
the cutting blade as shown and have slots through them
FIGURE 2 is a side elevation on a somewhat larger
registering with slot 36. Holes 3-9, 41 and 42 in the arm
scale of a vertically reeiprocable blade actuator.
21 are provided to receive the stud bolts 33 and 34,
FIGURE 3 is a top plan view of the actuator shown
45 whereby the cutting blade may be positioned at various
in FIGURE 2.
distances from the guide blade.
FIGURE 4 is an enlarged end elevation of the actuator.
Cutting blades of various sizes and shapes may be used,
FIGURE 5 is a detail showing in perspective the lower
and may readily be replaced or removed for sharpening.
portion only of one part of the turf cutter frame.
7
The upper end portions of the united angle irons serve
FIGURE 6 is a detail showing in perspective the lower 50
as a handle for the operator and may be so used as shown,
portion of another part of the turf cutter frame.
or a special hand grip of any desired shape may be af?xed
FIGURE 7 is an enlarged sectional view taken approxi
thereto.
mately at the position of the line 7-7 of FIGURE 1;
While the channel illustrated is preferred, it may now
however, with the foot operated bar removed from the
be perceived that other relative arrangements of the pair
assembly.
55 of irons may be employed to provide a guide channel be
FIGURE 8 is a bottom view of the cutting blade which
tween them, and, at the same time, utilizing feet bent out
is to be attached to the foot operated vertically recipro
wardly from their ?anges to support them and to secure
cable actuating bar.
them to the base plate.
FIGURE 9 is a side elevation of the turf cutting blade.
In the operation of the turf cutter, the guid blade is to
FIGURE 10 is a bottom view of the guide ?ange and
be placed as shown at the margin of the sidewalk, and the
base plate to be positioned at the margin of the sidewalk.
operator then steps on the horizontal portion of the cut
FIGURE 11 is a side elevation of the same ?ange and
ter which is ?xed on the actuator arm 21, forcing the cut
base plate.
ting blade downwardly into the turf T. The guide blade
Referring further to the drawing, the combination guide
12 during this operation also functions to sever the turf
?ange and base plate is a single piece of metal consisting 65 from its normal adhesion to the sidewalk. When the
of the base portion 11, which is to be rested on the hori
operator removes his foot, the spring 26 will withdraw
zontal margin of the sidewalk S, While the guide ?ange
the cutting blade to a height sufficient to be clear of the
turf. By advancing the device along the sidewalk and
12, bent from the base plate hugs the vertical margin of
repeating the operation a desired strip of turf may be cut
the sidewalk with its point down.
For the vertically reciprocable actuator for operating 70 adjacent the sidewalk margin. Subsequently the cut strip
of turf may be lifted out, thus leaving the desired groove
the cutting blade I provide a guide channel constructed
adjacent the walk.
as follows. Two pieces of conventional angle iron stock,
of its use.
3,078,927‘
A
3
While the drawing shows a preferred form of the inven
tion, it should be understood that the invention is not
limited to the precise details shown, but includes some
modi?cations and variations, without departing from the
scope of the invention de?ned by the appended claims.
U!
from, a pair of vertically extending angle irons having
their upper portions rigidly secured together and their
lower end portions rigidly connected to said base plate,
one of said irons having both of its ?anges at the lower
portion thereof bent at right angles therefrom constituting
supporting feet and secured to said base plate, the other
angle iron having one of its ?anges bent at right angles
therefrom and likewise secured to said base plate, the
two angle irons extending vertically from the base plate a
edge of the sidewalk and having a guide ?ange depending
therefrom, a pair of vertically extending angle irons hav 10 substantial distance with the vertical margins of the two
?anges of one iron disposed at right angle and contigu
ing their upper portions rigidly secured together and their
ously to the vertical margins of the two ?anges of the
lower end portions rigidly connected to said base plate,
other iron thus de?ning between the four ?anges of the
one of said irons having both of its ?anges at the lower
I claim:
1. Apparatus for turf cutting parallel to a sidewalk
margin comprising a base plate for positioning on the
portion thereof bent at right angles therefrom constituting
irons a vertical channel of horizontal rectangular cross
supporting feet and secured to said base plate, the other 15 section, the other angle iron having a vertical slot in one
of its ?anges, a foot operated actuator having a vertical
angle iron having one of its ?anges bent at right angles
portion vertically reciprocable within said channel and a
therefrom and likewise secured to said base plate, the
two angle irons extending vertically from the base plate
horizontal portion extending outwardly through said slot,
means of said horizontal portion coacting with the edges
a substantial distance with the vertical margins of the
two ?anges of one iron disposed at right angle and con 20 of the slot adapted for limiting horizontal movement of
the actuator relatively to the slot, a coil spring within said
tiguously to the vertical margins of the two ?anges of
channel connected to the upper end of said actuator for
the other iron thus de?ning between the four ?anges of
retracting the ‘actuator upwardly, and a turf cutting blade
the irons a vertical channel of horizontal rectangular
secured to and depending from said horizontal portion
cross section, the other angle iron having a vertical slot in
one of its ?anges, a foot operated actuator having a verti 25 parallel to and spaced from said guide ?ange.
cal portion vertically reciprocable within said channel and
a horizontal portion extending outwardly through said
slot, a coil spring anchored within said channel and con
neeted to the upper end of said actuator for retracting the
actuator upwardly, and a turf cutting blade secured to and 3 O
depending from said horizontal portion parallel to and
spaced from said guide ?ange.
2. Apparatus for turf cutting parallel to a sidewalk
margin comprising a base plate for positioning on the edge
of the sidewalk and having a guide ?ange depending there 35
References Cited in the ?le of this patent
UNITED STATES PATENTS
422,036
2,007,826
2,737,104
2,814,875
Phelps _____________ __ Feb. 25,
Fickes _______________ __ July 9,
Edwards ____________ __ Mar. 6,
Seals _________________ .... Dec. 3,
1890
1935
1956
1957
FOREIGN PATENTS
9,925
Great Britain _________ __ Apr. 24, 1911
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