Note: Descriptions are shown in the official language in which they were submitted.
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CON~C~ Y~It FOR PROI)UC12~ O~PO~IT~ ~R~FIIe~
Th~ lnYention relate~ to ~ connection sy~tem for
th~ product1On o~ compos1te profi1e3, ln p~rticu1ar ~oe
wlndow fr~m2~, ~oo~ ~ nes, and the 1 ike, aa well ~ to tl
- 5 composlte pro~ tbemse1ves, which ~re profluc~ y thi~
p~oductlon method. Such peofiles have bQen produ~ed ba~ed
on ths int~l~tion ~o avoid br~dgQs fo~ co1d f low betWeen the
. outer part of the frame and the room-~idls part of the ~r~
as w~ the use o~ ~pe~ific m~t~rlal prop~rtl~6r on tbe
lû on~ hand, to udapt to th~ influenc~ oE t~e weother alad~ on
the other hand, to ~d~pt to the llving requ1ren~ent~. Thl~
ha~ lPd to the generation and pro~UctioP of co~Dpo~ite
proflle~. whlch are predominantl~ ~ucni~ed on ~he out6ide
w1th an aluminum part and whlch compr1s~ a woo~en part on
the rooln side. ~he~e tw~ con~ponent~ ~r~ mutually ~n~ho~d
by vAr1Ous connection ~y~tems. in most c~es by UBlng !l
connection e1ement and/or by foaming of the hollow sp~ce~
with und~rCut#.
Compo~ite pro~l1es of the type recited are kno~n
f~om ~he surop~an P~t~nt docun~ent 0261159 of ths a~me
appl lcant. The ~echhnic~l ~ncho~ge be~een the p~o~i1e
oomponent~ i8 11D 9chLs C~L8~ prod~ed by the cl&mping o~ th~
defo~able aluminum profi1e pa~ts at flanges of ~ pla~tlc
.;
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connection part~ which pla~tlc connection p~rt i~ glued at
the oppo~ ly dispo~d ~ide wlth ~he w~oùen ~rt o~ th~
compo~ite profile. The de~or~able ~lumlnum p~ofile p~ts
ar~ for~ed in th1$ case ~uch that, ~fter h~in~ been
5 ln~e~te~ in longltudlnal di~ection in~o th~ gros:ve~ of the
p~astic connec~ n pro~ile. they ~e pla~;~ic~lly deformed by
mutu~lly pre~sing on in crvs~ d~rection of ~he p~o~ile par~
:~ ~uch ~hat a f ixed clamping i~ obtained between the ~lumi~u~ pa~t ~nd the pla~tic part. In ac~ ve~l t~chnic~l
10 prQbl~m6 oP the ~olnposite profiles could be re~olved based
on ~hi~ connection ~ystem~ how~vee, it h~ ~urn~d out that
increa~ed ~equlrement~ had ~o be imyosed on the prt~duct~on
th~ pro~ile pz~r.ts ~nd in fac~ in par~icular, w~th
re~pe~t to the p~oduction tolerance~ of t,he alunlinum part
15 ~nd o~ the pl A~;t.iC part.
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9~36
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:~ Connection ~y tenl are known ~om the ~e~m~r
: ~ Printed P~ten~ Docum~nt~ DE 2130496~ DE AS ~559336~ DE O~
260~6gq. D~ )S 3017200, ~ OS 3~329~, whi~h p~ovide ~n
: _ ~nchor~ be~een alurninum p~rt and plas~ic p~rt by ~n~p
~: 5 ~:onneckions. This ~n~; connec~ion i8 secured irl some
~`-` sy~t~m~ by insertion of locklrlg elenlents in 10~1g~ din~1
di~e~tion ~German Printed Patent D~cument~ DE AS 2011130~ DE
PS2130496~ ~ O~2~45a46),t ~11 these conventlonal
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compo~ite p~ofiles ~8 well ~ the ~on~ection sy~te~ ~e~
~oci~te~ wi~h ~he dis~dvantac~e tha~c ns~ ~on~p~nsation m~clon
ba~ween the proflle p~rt~ i~ pos~ible in cross dir~e~ion olr,
r~spec~ively, that tbi~ eomp~nE;~tion nlo~ion can ~cc~r only
5 a~ter high lo~d ~nd that rlo ~utom~t~c re6toring into the
~t~rl:lng po~ition i8 ~urni~hed ~ase~ on a paral lel i8111 a~ong
th~ p~o~ile p~t~ P~ ic~ll experie~c~ ha~ shown that
certaln deforma~ions o~ th~ con~po~i~e profile c~n be
antiGipa~ed ~nd overco~e by ~he ~l~d~bili~y o the proile
10 par~ relati~e to e~ch other in longl~udinal di rec~io~ due
to a di~erent thermal expansion coef f icient~ l:o ~
de~orma~ion b~ed on nloisture a~sorption a~ occ~ in the
C~6~ 0~ wood. and to a varying ~ubjec~ion ~o ~mperot~re.
q~he ~liding o~ th~ pro~ile part~ them~elve~, how~ver- in
15 c~ o~ coJnposite p~o~iles c~nnected in~o ~ fra~e, i~ again
and again cause of d~nages in tt~e ~reA o~ ~he irame ongl~s
or f rame corne~ where a f r~me arn~ by ~he 81 id~ng in
longitudln~l direc~ion, loadE; the adjoining arm in ero~
direction such th~ ~he sorre~pondi7l~ prof~le pa~t i8
20 da~maged, o~ i~ torn out o~ ~che ~n¢hor ing ~ystem" ~hQ
connection sy~tems~ ~hich p~oYide ~ lock~ng of the snap
c-)nnectiLon, preS~ent in f~ct the ~e~ing off of the
corr~spondlng p~ofile p~t at the f~ame Angl~ howeve~,
33~
they do not preYent th~ damaging or ~t l~st the form~tior~
o~ an unde~s~b1e joint in this area o~ ~he ~rame.
It 18 an ob~ect of ~he pre~ent lnven~Lon to
provide a connection fiy~tem for ~he production of compo~ite
pro~iles, which allo~s a ~lidin~ in longitudin~l direction
and l~ cro~ directlon ~etween at leaB~ two of the proflle
p~rts, ~h~re in particular the 91 ~ding in cro6s directiQn
O~CUtB only ~fter re~chin0 ~ certain lo~d v~lue, and where
an ela~tic ~es~o~ing i~ prov~ded into ~he ~tarting po~ltion.
Acao~ding ~o the invention~ the secul~ng o~ the ~nchor~ge in
a conYentiona1 way between th~ profile part beco~6 ~hereby
~uper~luous .
~ his object is a~hieved ac~ording to the invention
by furnishin~ an anchorin~ ~yste~ in parti~ul~r betw~en th~
pla~tic conn~ction p~rt ~nd the alu~inum part, which in
q~nee~l for~ togethes with a wooden profile th~ compo~lt~
profi1e, whor~ the anchorin~ m~m~r~ th~m~lve~ accept ~nd
perform the ~e~t~ring of the ~ b~6ed on ~ sliding in
C~8 di~ection, and ~here pLoper ~lidin~ ac~s ar~
20 $urnished ~t the two co~responding pro~ile p~rt6~ 36
illu~t~a~ed in Fig~. l, 2, 3. The ~ec~rity of th~ ~n~horage
i8 achieved in ~hi~ ca~e by a particular de6ign st~u~turs of
the in~e~tlon groove fo~ the ~nchoring ~lange and by a
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p~ovl~lon of a support ~ib. di~posed relutiYe to the
ancho~in~ pro~ctlon.
According to ~ ~urt~ler development of thi~
connectlon By~tem~ the ela~tic re~toring i~ tr~n~erred to a
6pecific shape o~ ~he p~ofile p~rt~ based on ~ ~liding of
the proile part~ in ~ros~ directlon. ~hus- ~he ancho~ing
fl~nges h~ve ln this case only the ~unction of t~e anchorage
by ~ ~n~pping-in behlnd cor~ef3yonding anohoring prQ~eCtion~
while either re~torirlg f lan~e~ p~ot~ding ~ron- the
10 oonn~ction p~rt. which pLotrud~ in~o groove~ At the Inetal
p~ofila- or rastor1ng flange~ projectirlg ~rom th~ metJIl
proflle which protrude into the groove~ at the connection
part, con~rol the ~1 iding in cro~s dlrection anà secure the
elastic res~oring, a~ il lu~trated in F~g~. 4 - 8. Thi6
15 ~tructure al lot~7~i Purther group~ of em~odirnen~ as ~a~ a~ the
8Uppo~t or ~llde faces between the ~roil~ parts 1
conce~ne~. Th~e faces l~etween the profile pa~t~ c~n be
~orlned at the metal pro~ile by proiection~ at the fl~nges
forming the groove for th~ re~toring ~lan~e, as illu~t~ated
20 ln ~ig~. 4 - ~, ba~e~ on th~3ir own ~epar~te flanges- a~
illu~trated in FiS~. 8, based on ~ pport ri~ projecting frorn
the metallic reatorinS1 flang~, a~ illu~trated in Fig. 7~ or
~aa~d on the anohorin~ element6 themaelve~, a~ illu~trated
in F~g. j.
According to a fu~th~l embodiment o~ the
invention, individu~l or ~ev~ral part6, ~ade of diff~rent
tnaterlals, can ~e cmployed at the pla6tic eonnection profile
5 1 n order to a~ept ~n~ per~orn~ ecif ic ~unctions propec ~or
tbe material which refers in pa~ticu.l~r ~co the anchocinq
elem~nts, a~ illu~trated in Fig~. 10- 11, 13, 14. or to the
re~o~ing ~lange, a~; illu~trated in Fig. 9, In ~a~e ~he
anchoring ele~ent~ ~frect ~imultaneously the elastic
10 reatorlng. ~6 illu~tr~ted ir~ Flr~ 10~ 13, 14, then at
lea~t a fl~ngel projecting Lroln the hletal part, c~n ~ccept
the 61iding motion ~n eross direction a6 well ~s ~he ~upport
between the two corresponding pro~ile part~. For this:
purpos~, stop fl~nges ~re then ~uenished at the pl~qtic
part, ~hich ~top flang~ delinlit th~ sl~ing ~a~
~ rated ln Flg 10- 13. l~. or the ~liding ~aces
illustrated in Fig. lI.
In ~he c~6e o~ anch~ring elenlent~ whioh
~imult~neou~ly deter~ine the di~tance and the ~upport
~0 be~ween tbe metal p~rt and ~he pl astic connection part ~
illu~trated in Fi~. 12, the inventi~n does not exclude to
p~ovide the anchoring p~o~ection ai alastically de~ormable,
for exampl~, extrude~ rib, which ~l~ allo~ under
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de~orm~tl~n th~ snapplng-on ~nd~or the ~ ing-on of the
metdl pa~t~ in longltudinal dlrectlon~ ~n ~n ~se~bled
po~ition of the ~arts of the com~o~it~ pc~file the~e ~la~tic
ribs allow by way o~ elastic deformation a m~tion resto~in~
5 e~fæct motlon of the met~l p~rt rel~tivo to ~he plastic p~et
in cro~ direction and n ~1 idlng in longitudinal d~rection.
I~ iB po66ible to dev~lop a conneetion ~y~te~
under u~e o~ a m~terial with high elastic re6toring force-
such ~s for ex~mpl~ ~iber-reino~oed plast1cr b~sed on
10 proje~tions ~ttached ~nd e~(~ruded to the anchoring element~
and maae of a ~ofter el~tic m~terl~ illustrated in
Figs. 13 an~ 14. Thi~ eonne1;:tion 6y~tem6 d~ W8 wide
tole~ance~ ln the production o~ t~le compo~ite profile part~
~nd a~aure~ ~itnul~aneously a probl0m-~rae ~liding in c~o~
15 dir~ction and in longitudinal direction. Thi~ i~ obt~ined by
~h~ parti~ular ~rrange~Den~; an~ ~h~pe of the ~o~t-ela~tic
projectlon~ which so~t elastic projection~ are propped ~nd
braced at the rneta~ part, ba~ed on the ~onst~uctlon o~ the
profilo p~rt~, such that. on the one hand, the required
20 contact pre~6ure is ~ure~5 at the ~uppo~ faces o~ the
anchoring ele~nents ~nd that, on the other hand. a ~lidlng in
l~nglt:udin~l di~ection of the metal part ver6u~ the pl~tic
connection pa~t i~ possi~le fn c:A6e ~;~f dif ~e~ent exp~nsion
~beF ~7~
coe$f icient~;. The Ll iding of the metal part ln crosA
dir~tlon occur~ in thi~ c~ by el~tic bQndin~ o th~
anchoring elementg~ whese the path of thi6 61 iding i6
limited.
The invention is explained in detail by way of
~e~eral embodiment~, ~chematlcal ~y il lu~trated in th~
attach~d drawlnq~ of c:ompo~ite profile~ prod~lced ba~ed on
the irl~ention connection system.
Fig. 1 ~how~ ~ ~ross 6ections~ view through ~n
10 invention compo~lte pro~lle wnere a me~calllc pro~le i~
snapped onto a plastic part and whera the plastic part in
turn serYe~ as a ~;UppOlt for a wooden part.
Fig. 2 ~how6 a view of a ~on~tructl~7e ~eta~l ln
~he a~ea o~ on~ o~ the snap cunr~ction~ b~tween the nletal
1~ p~rt and the pl a6tic part during the joinin~ operation.
Fi~. 3 show~ ~;he ~Ame d~tail as Pig. 2, howev~r~
with the anchorin9 element dispo~ied ~n ~ ~napped-in ~tate.
Flg~ 4 ~how~ a cros~ ction~l vlew through a
~ompo~ite p~ofile ~cc~rding ~o the invention wi~h ~liding
faces betwe~n the met~l and the plas~i~ pA~t~ wherein th~
pl~tlc par~ exhibits a r2storing fl~ng~, whlch re~toring
fl~nge pro~rudes into ~ gui~e groove between two fla~es
proj~cting f r~m the metal p~rt, wh~re the end ~egl~n~ 0~ the
g
5i3~
fl~nges run together Sn oppo~ite di~ection in the ~ame
pl ane ~
F'i9. 5 ~;hQW6 a GrOss-~eC~iOn through an inventi~n
composite profile without suppo~t ~nd ~lide ~aces betwe~n
5 m~tal and pl~stic part, with a re~torin~ flans~e pro~ecting
flom the pla~tic part.
Pi~. 6 ~bows ~ cro~s-~;e~tional ~r iew through ~n
invention compo~ite profile with a r~storing flange,
proj~o~inq eom th~ met~l part, whi~h ~e~toring flangs
10 peotrudes~ lnto ~ quide groov~, which guld~ yroove i~ formed
by twc~ ~lan~; p~oie~ting ~rom the nlet~l p~rt~ where the
end ~egion6 oP the flanges dive~ge in oppo~ite ~iL~ction in
the ~Ame pl ane.
Fi~. 7 illu~rats~ a cros6-3ectlon~1 view through
15 an invention composlt~ profile with r~toring flAnge
p~o~ecting l~rom the n~etal part~ which re~;tocing f lange
exhibit~ simultaneou~ly ~upport ribs wit~ s~pport and ~ e
~Eace6 .
Fig. ~ ~how~ a c:roe~-section~ iew through an
~0 invention compo~it~ profile with a restoring ~lang~
proj~cting ~rom a metal part and two s~lpport flange~.
~ ig. 9 shows a cr~s-Rectional ~iew th~ough an
invention co~po~ite E)rofiler wherein ~he connection part i8
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2i~3~ e3~3~
m~de of a ~ibe~ rein~orced pla~ic, wh~r~in ~he anchoring
alement6 form a ~ingl~ piece tog~t~er with 'Lhe connection
p~rt and wherein the re~toring flange ifi in~erted into the
anchoring elem~nt~
~ig. 10 ~how~ a cross-~ectiun through an lnvention
compo~ite profil~- wherein the conn~ction profile i~ ~de of
a fibe~ reinforced plA~ti~, whexein th~ ~uppo~t face
together wi~h the guide g~oove ~or the restoring Pl~nge
protruding ~rom the met~l part ~8 a slngle piec~ wi~h the
~eat~ring flange and whe~ein the anchorlng e~ementR are
inserted into the r&~to~ing f~a~ge.
Fig~ 11 s~ows a cros~-sactional view through ~n
i~vention compo~ite pro~ile, whesein the Conn ction pa~t i6
mad~ of ~ ~iber rein~orc~d pl~stic~ two 8upport parts with
limi~ing flange~ arQ u~nishefl- relatlve to the mutu~l
~liding in ClO~ di~e~tion, wherein the conneCtion ~art is
~or~in~ gle pieca with the composite proflle and
wherein the anchoring element~ are incerted into the
li~iting flanges.
Fig. 12 ~how~ ~ cro~-se~tional vi~w t~l~ough an
invention co~po~ite profile- wherein the connec~ion p~rt i~
m~e of a fiber reinfo~ced pla~tio dnd ~in~12 piece 6tif~
æpace~ ~lange8 p~ojecting from the connection pa~t, where
3~
the spacer fl~nges exhibit elastic~lly defoemable ~tt~ched
~xt~ded proj~ction~ ln the end eegiQn~ o~ the connection
part.
Fig. 13 ~hows a cros~-3bcti~n through ~n invantion
~ompo3ite pro~ile d~ring the 6nap-on of the metal p~rt,
wherein th~ connec~ion part tGgether w1th gu~de groov~ and
~lim~t ~top for th~ mutu~l ~hi~ting ~nd ~ ing in cros~
dlrection i~ m~de o fiber ~einfvrced plae~ic ~nd wbere the
~nchoring elemen~ wlth att~ched extrlldod ela~tic~lly
de~o~mable peojection~ are in~erted in~o the iber
rainforced pla~ic of the connect~on part.
Flg. 14 ~how~ a ~eo~ e~tion through the
co~pofiite profile illu~k~ted in Fig. 13 with ~ Gn~pped-on
metal paet and ~eformed el~stic pro~ection~ ~t ~he anchorlng
~loment~.
Preferably the invention co~po~ite profile
compri~e~ th~Pe p~rt~: a me~l part A ~lumin~m pro~ile~-
sub~ected to ~he in~luence of the weAther. ~ ~o~den p~rt C-
~wood~n profil~) di~pos~d ~t the ins~e of th~ room ~nd an
2~ intermedi~tely disposed connec~ion part Br Bl tpl ~8tic
profile~, onto which on ehe one hand the wooden paet C i~
~olidly ancho~ed ~nd!oe ~dha~ively a~taohsd~ while the metal
par~ A i~ a~chored on the opposite side ba6ed on a sn~pping-
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f~
on 15 in cro66 fllrection or by a sl iding-on in longlt~dinal
directlon. The anchorlng elements 8. 21 project in ~ singl~
piaCe ln ~orm o~ a flangc fror~ the plastic part Bl ~Fig~. 1
- 6, 12) or anchorlng ~lenlent~ are fo~-lockingly inserted
S lnto thi~ pla~;tic part by way of a ~'oot 20 into a
co~respondin~ longitu~ir~al groove. A susp~nsion proje~tion
11 with on~illded rounding 9 and vpposite in~ertlon ~eYel
o wh.ich the ~luspen~;ion ~ace llb is adjoining, which
Bl~ pension face llb i~ ~e~ing ~t the anchoring ~ac~ 6b of
10 the anchoring p~o~ection 6 ~t the anchoring ~lange 5 o~ the
mo~l part A upon performed anc:horAg~ as illllstr~t~d ln
Fiq~ 3, are furni~hed ~t the ~r~ end o~ the~e
anchorlng element~. lt i~ ~180 adYanta9eoU8 ~:0 furni~h an
ln~ertion 514pli 6a at ~he anchoring projection 6 in o~der to
15 facilitate ~he anchorage by ~lipping on 15. The anaho~ln~
f~nge B i~ bent (8a) dllring thi~; operation, in th~qt the
anchoring ~1 an~e B rests ~ge~her with the anchoring
proje~tion: 11 at the proje~tion 6 oE ~h~ met:~l pArt~ while
the ~nchoring flange B ~ests in its nliddle extension at a
20 ~upport rib 2. whlch support rlb 2 projects frc>m ~ supp~rt
flang~ 1 at a ric~ht ~ngle ænd which for~ Ji~ulta:leou~ly 8
~liding face 4 for the plagtic ~pacer fl~r~g~ 12 with a
sliditlg face 12a.
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sin~e the di~tanoe in cro6~ dir~ction between the
anchoring projection 6 and ~he ~upport rib 2 i8 only
81ightly large~ th~n the thiokne~s o~ the anchoring 1~nge
8~ however slnaller ~han the end region of tbe flang~ wlth
5 pro~ection 11~ ~his projection 11 i~ d~flacted t8a~ dueing
~he ~olning and snapping on lS by th~ e~eect o~ ehe bevels
lla, 6a ~hlle the flang~ 8 i~ being bent, in order to ~nap-
in ela6tic~11y (8~) behlnd th~ p~ojection ~. Thi~ geor~etric
ar~an~ement of the proje~tlons aad of the ~upport rib
10 prevent4 ~ s~bsequent loo~ening of th~ sn~p ci~rne~ion
without imyairing a ll~.ited ~liding ability 16 ln cro~
direction, wherein a restoring is p~rforn~ed ~y th~
el~sticity o~ the anchoring ~lange 8 ln caso of docre~n~ of
the Ct01;6 loading. In orde~ to further ~acllitate the
15 joining of the pactR A - ~, a crosff soctional deorea~e 10
~an be furninhed at the flan~e. This croæs- se¢tional
d~crea~e 10 i~ advantageously di~p<)se~ such that it com~s to
re~t~ in an a~embled po~ition of the p~ofile parts, in th~
r~gion between ih~ support rib 2 and the anchoring
20 projection 6. (::loo~es 7 increase the bending ela~ti~ity o:E
the anchoring ~lange 8 in the area of the foot of tb~
anchoring flange 8.
Upon decrea~e o~ ~he loading ir~ cro~6 disection
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16i the r~torin~ nlotion can ba t~ken over by fl~ng~ 17,
18, 18a. illustrated in Fig8~ 4 - Br furnished ~xpre~ly fo~
thl~ purpose a~cording to th~ inv~ntlon. The;~ fl~nges 17,
l~t lBa ~an either projeat ~rom ~h~ plastic ~art B. a6
5 illu~raeed ln Pigl3. 4, S~ 6, o~ can ptoject ~om the metal
part ~ as illu3~ated in ~lg~. 7~ ~r ~nd can p~otrude ~nto
a co~r~ponding groove 19- l~a at the c~ppo~i~ely di3po~ed
pLof il~ part. The~e grooves 19~ can be formed by support
flang~ lt f~om ~hich contaet rib~ 2, 2a having sliding
10 surface~ 4 can project at a ri~ht angle. A 801utl4n
without ~liding ~ac~ but with ~ ple fl~ng~ 19b~
illu~a~ed in Fig. 5, whe~e the anchoring ~lement~ 8 also
accept tl~e 6uppo~t function. If the re:~tor1ng ~lange 18a
proiec~ f rom the ~t~l part ~, a~ il lustrat~d in ~ig. 8.
15 ~hen there i6 fl~rther offere~ the possibili'cy to fu~ni~h
also the s~lppor'c rlbs 2 ~ the plastic part E~ at the
metallic restorlng flan~e i~elfl a~ illus~ in ~ig. 7.
Purther, th~re exist:~ the p~ibilty acco~dillg to
the inv~ntion to transfer the lndividual fun~tlons o th~
~0 p~o~ile part~ to specifie ~hlpe~ and fornls in dli~erent
n~aterial0. It can be advant~geou~ t.o form-loaklngly insert
at th~ plastic patt E~ the ~ncho~ing elelr,ents 8, B2~
illu~'cr~l:ed in Fig~ 10, 11- 131 14, an~or th~ re~orlng
q~3$
~lange 17a, lllu~trated ln ~lg, 9, m~de of di~erent
materia~. Th~e embodiments o~f~r them~elve~ fur~he~ ~o~
ext~udlng ~oft ela~tic projections at the an~horing elements
s2t il luatrated ln Fig~;. 13. ld, and~or at th~ space~
5 ~l~nges 21r illu~tr~tod in ~ig. 1~, in ord~s to ~ecu~e the
~nchorin~ tem 01~ pectivgly~ in o~der to en~ble,
ba~ed on the ela6tic deforlnat10n o~ the anchoring ~y~tem~
thP sliding po~A~bility in longi~u<3inal and cross di~:ection
16. In case of anchoring elel~en~g 8 ~mploye~ at th~ pla~tiG
10 part B, or in caqe of restorlng fl~ngee 17a, ehese are
~dv~ntag~ou~ly produced of o f ib~r-reinfo~ed plastic
material. This materia~ o~ ~iber-reinforced plastic i~
~l~o ~uitable in particular for the connection p~i~ B1-
i l l~atrat~d in Fig. 120
~ 16
