close

Вход

Забыли?

вход по аккаунту

?

код для вставки
Nov. 13, 1962
J. F. WAHL
3,063,443
BASE ASSEMBLY FOR MASSAGE DEVICE
Filed Dec. 3, 1959
24
INVEN TOR.
-
John E WQ/7/
"Y
wm
v
A 7‘ for/ways
ice
3,063,443
Patented Nov. 13, 1962
2
3,063,443
BASE ASSEh/ELY FDR MA?SAGE DEVICE
John F. Wahl, Steriing, Ill., assignor to Wait! Clipper
Corporation, §terling, 121., a corporation of Illinois
Filed Dec. 3, 1959, Ser. No. 857,147
2 Ciaims. (131. 128-32)
The lower surfaces of the base assembly mounting ears
20 and 22 are provided with upwardly extending strap
receiving slots 24 and 26, see FIGS. 3 and 5. These slots
do not extend completely through the base assembly
mounting ears, but instead communicate with screw re
ceiving openings 28 and 30 which extend downwardly
from the upper surfaces of mounting ears 20 and 22, see
This invention relates to a base assembly for a vibra
tory massage device, including a detachable pad, and is
an improvement on the base assembly and pad described
in vU.S. Patent No. 2,723,662 to Leo J. Wahl.
The base assembly and pad of the above described
patent had a number of shortcomings. For one thing,
the base of the device was formed with laterally extend
FIGS. 2 and 4.
A resilient ?exible strap member 32 elongated in cross
section and formed from closely spaced wire loops is
mounted on the base assembly 14. The opposed ends
33 of the strap extend inside slots 24 and 26 as shown in
FIG. 2. The casing mounting ears 16 and 18 are pro
vided with screw receiving openings 34 and 36 which are
ing ?anges and the periphery of the pad had integrally 15 in alignment with screw receiving openings 28 and 30 in
molded U-shaped ?anges for embracing the base ?anges.
base assembly mounting ears 20 and 22. Screws 38 and
In addition, the pad was provided with screw receiving
apertures which had to be precisely positioned for align
ment with the screw receiving apertures in the base
40 extend downwardly through the openings 34 and 36 in
casing mounting ears 1'6 and 18, and through openings
28 and 39 in base assembly mounting ears 20 and 22 and
?anges. Molding the above described U-shaped pe 20 on into threaded engagement with the ends 33 of strap 32.
ripheral pad ?anges and the apertures in the pad substan
This arrangement, in which the ends 33 of strap 32 func
tially increased the cost of manufacture.
tion as a nut, simultaneously locks the casing 12 and strap
It is apparent that it would be more desirable for a
32 to the base assembly 14.
massage device to have a replaceable pad which does not
The base assembly 14 has an external base surface 42
require peripheral ?anges of any sort and which does not 25 recessed from and de?ned by the base periphery portion
require mounting apertures so that the entire pad could
44, see FIGS. 1 and 4. A ?exible resilient uniformly
be cut or stamped economically from sheet material.
thick cushion or pad 46 for protecting the back of the
Another shortcoming of the prior massaging device
operator’s hand is mounted on the recessed surface 42.
was that the casing was secured to the base separately
The peripheral shape of the pad conforms to the shape
from the means with which the pad was secured to the 30 of the recessed base surface 42 to provide a snug ?t.
base. The use of a separate fastening means for the
With this arrangement, the strap 32 ongthe base assembly
above described purposes further increased the cost of
14 has the dual function of holding the pad on the base
manufacture. It is clear that costs could be reduced if
surface when the device is not in use, and embracing the
the massage device were designed so that the casing and
hand of the operator during use of the massage device
pad were secured to the base by the same attaching 35 in a manner well known in the art.
means.
What is needed therefore and comprises an important
object of this invention is a massage device which has the
above described improved features.
In this particular embodiment, the massage device is
provided with a ?exible resilient strap at each end of the
base assembly, ‘although it is contemplated that a massage
device could have only one properly positioned strap.
Another object of this invention is to provide a more 40 The opposite ends 48 of second strap 50 are mounted in
elfective and more comfortable method of securing the
upwardly extending slots 52 and 54 at the front end of
device to the hand through the use of rectangular strap
periphery portion 44 of the base assembly 14, see FIG. 3.
type springs.
An additional object of this invention is to provide an
These slots communicate with screw receiving openings
56 which extend downward from the upper surface of ~
easily replaceable and extremely economical method of 45 periphery portion 44. Screws 58 extending down through
connecting these strap type springs to the casing of the
the openings 56 are in threaded engagement with the
device.
ends 48 of the strap 50 to lock the strap to the base
Other objects, advantages and details of the invention
assembly.
will be apparent as the description proceeds, reference
Leg members 60 on each side of the front end of the
being bad to the accompanying drawing wherein one form 50 base assembly extend downward from the base assembly
of the invention is shown. It is to be understood, of
periphery portion, as shown in FIG. 1. These leg mem
course, that the description and drawing are illustrative
bers help retain the pad 46 on the base surface 42 and
only, and that the scope of the invention is to be measured
carry a portion of the weight of the massage device
by the appended claims.
when resting on a surface.
FIG. 1 is a side elevational view of a device embody 55
From the above description it is thought that the con
struction and advantages of my invention will be readily
FIG. 2 is an end elevational view of the massage device
apparent to those skilled in the art. Various changes in
shown in FIG. 1.
detail may be made without departing from the spirit or
losing the advantages of the invention.
FIG. 3 is a plan view of the massage device.
FIG. 4 is a sectional view taken on line 4—-4 of FIG. 1. 60
Having thus described my invention, what I claim as
ing the invention.
FIG. 5 is a fragmentary sectional view taken on line
5—5 of FIG. 1.
FIG. 6 is a perspective view of the improved pad.
new and desire to secure by Letters Patent is:
1. In a hand tool, the combination of a base and a
wound wire strap member having a rectangular cross
Referring now to FIG. 1 of the drawings, a massage
section, said base having strap member receiving slots
device indicated generally by the reference numeral 10 65 positioned and shaped to receive and closely con?ne the
comprises a casing 12 and a base assembly 14. The cas
outer surfaces of the ends of said strap member, the said
ing is provided with a pair of laterally extending casing
ends of said strap member positioned in said slots, said
mounting ears 16 and 18, see FIGS. 2 and 3, and these
base having screw receiving openings communicating with
mounting ears are in coextensive engagement with a pair
said slots, and screws in said screw receiving openings in
of base assembly mounting ears 20 and 22 integrally 70 threaded engagement with the ends of said strap member
formed with the ‘base assembly 14.
for holding the ends of the strap member in said slots,
-
»
3,063,443
4
3
said base and subsequently to prevent rotation of said
spring member and consequent loosening of said screws.
the walls of said slots effective to prevent spreading of
said strap member ends whereby said screws are posi—
tively anchored in said strap member ends.
2. In a hand tool, a basega wound wire strap member
of rectangular cross‘ section, said base having spaced re
cesses of rectangular cross section adapted to receive the
ends of said strap member and sized to restrict transverse
expansion thereof, said'ends positioned in said recesses,
said base having screw receiving openings communicating
axially with said recesses, and screws in said screw receiv
References Cited in the ?le of this patent
UNITED STATES PATENTS
10
994,270
2,346,465
2,434,383
2,723,662
2,768,621
'O’Brien et a1. __._'_. ______ __ June 6,
Wilcox ______________ __ Apr. 11,
Benjamin ____________ __ Jan. 13,
Wahl _______________ __ Nov. 15,
Wahl ________________ __ Oct. 30,
1911
1944
1948
1955
1956
FOREIGN PATENTS
‘mg openings in threaded engagement with’ said ends and
anchoring said ends in said recesses, said recesses effec
272,758
Great Britain _________ __ June 23, 1927
tive initially to orient said strap member with respect to
486,844
Italy ________________ __ Nov. 18, 1953
Документ
Категория
Без категории
Просмотров
0
Размер файла
277 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа