J. J. KOCHER
Aug. 23, 1932.
@PM a. fam
SOUND DEADENING DEYICE
Re. 18,573
,l . Re. 18,573 s'.
UNITED vs'rAJrEsA PATEN'n
OFFICE
JACQUES JEAN ROCHER, OIF CHICAGO, ILLINOIS .SO‘UN'D DEADENIN'G DEVICE
~
mmm No. 1,745,171, ¿ma January as, 1930, semi 11°. 318,789, mea November 12, 192s. application for reissue nled October 3, 1930.
'This invention relates to a sound deadening
Serial No. 486,258.
.
l
Tresisting layers 1, preferably comprising felt,
device, Particularly for iioor construction. are located between a 'rough layer of the The main objects of this invention are tok floor 2 and a furring strip 3 supported there
provide an improved sound deadening device on. Ther finish or top layer 4 of the floor is ‘i'j for use in iioor construction which may be> supported in* turn by the furring strip »3 ast «conveniently and completely manufactured lshown in Fig. 3. '-to avoid assembly on the job, to provide at My improved sound deadening means com taching means which ma be conveniently prising al felt strip 5, is located between the mounted on a strip ofvi ration insulating top 'layer 4 of the iioor and the furring strip 19 material such as felt, and permanently se 3 and is firmly clamped on the top of the furïft cured thereto before installation in that po ring strip by a strap 6. The strap 6 is pro sition in which it is ultimately used in a iioor vided with feet portions`7 which engage the « construction, and to provide integral clips upper surface of the felt member l, and thus on a device of the class described formed to avoid a direct rigid connection between the _l .15. allow insertion through slits in a felt mem up er and lower layers of the floor.v ' , uring the construction of a iioor Suchas ber and to prevent separation of the latter from the device. is shown in the drawing, it is `desirable to vAnother object of my invention is to pro have all the elements required, arrive on the vide means for confining a sound deadening scene of construction in as complete a condi¿ l0 member in a fixed location between the su
perimposed layers of iiooring in such a man
tion as'possible in order that time and labo?î may be saved on the job. For this reason it
has been found practical to permanently and securely attach the straps 6 to the felt strip nection between said layers. In the accompanying drawing I have 5 at the factory or plant where the materials shown an embodiment of my invention in are prepared for assembling. The strips 5C@ ma be made of any desired length and cut which: Fig. 1 is a fragmentary perspective of av to t the size of the viioor under construction, completed sound deadening element. either before delivery to the scene of construc
ner as to minimize the amount of rigid con
Fig. 2 is a transverse section taken on the tion, or thereafter.
line 2-2 of Fig. 1.
'
Clips 8 are formed on the top section 93e
Fig. 3 is a section of a floor construction of the straps by cuttin out spaced portions thereof and bending t e same downwardly In general, my invention embodies an im as shown in Fig. 1, allowing one edge of the proved sound vibration insulating means> clip to remain integral with the top section 9. y
embodying my invention.
as comprising a strip of felt having improved The bottom portions of the clips are providedf 9 straps permanently mounted thereon, for in
with the flange 10 which is substantlallypar
stallation between a finish layer and a fur ring strip of a Hoor. The attaching mem
allel to the top sections 9, as shown in Fig. 2. rThe straps may be conveniently secured to
ber comprises a strap having opposite feet» »the felt. strip 5 by inserting the clips 7Ä `¢ portions substantially in the same plane, and through slits in the felt member so as to en_e-.ì a top section in a spaced. substantially par' gage the flange l0 against the lower surface allel plane. The feet and top sections are` >of the felt member as viewed in the drawing. connected b_v inclined side portions. Clips Any desired number vof straps may be simi integral at one end with the top section are larly mounted on' the felt member and when y cut out of the latter and bent downwardly ~ the latter is positioned over a'furring strip, si
substantiallv perpendicular to the top sec the straps together with the felt member may tion. The free end portions of the clips are be held permanently in place by driving nails formed to provide a flange which is substan through apertures in the feet of the strap and 50
through the felt 'layer or layers 1 into the tially parallel to the top section. ` In the form shown in the drawing, sound bottom layer of the door 2.