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Parabolic Leaf Springs
Posted: 16 Aug 2011 12:17
by Kagiso II
Admin Note: Topic Split Off This Thread
NIKOLAI !!!!!!!!!!!!! hellep toch jonge - ji is mos toch leuk, niet waar???
Ek is opsoek na PARABOLIESE springblades vir die SAFARI [ek dink die '100' daar by julle.
Dit lyk so:

- Parabolic blades2.jpg (58.16 KiB) Viewed 4297 times

- Parabolic blades.jpg (47.39 KiB) Viewed 4297 times
Re: Urgently Wanted: GQ front brake pads
Posted: 17 Aug 2011 11:11
by Nikolai B
Kagiso II wrote:NIKOLAI !!!!!!!!!!!!! hellep toch jonge - ji is mos toch leuk, niet waar???
Ek is opsoek na PARABOLIESE springblades vir die SAFARI [ek dink die '100' daar by julle.
Dit lyk so:
Parabolic blades2.jpg
Parabolic blades.jpg
Goededag! Heb je een VIN nummer voor mij? Zijn voor voor neem ik aan? slechts 4 bladeren ? Of is de foto alleen ter illustratie??
Re: Urgently Wanted: GQ front brake pads
Posted: 17 Aug 2011 12:08
by Gerrit Loubser
Nikolai, those are not original springs. They are aftermarket springs and are called parabolic springs. With parabolic springs, each leaf's thickness reduces from the middle to the tip instead of achieving a reduction in thickness of the overall pack by sandwiching many leafs of different lengths. The parabolic spring packs always have relatively few leafs and they are spaced away from one another. Parabolic springs have advantages in terms of articulation and ride comfort (by eliminating interleaf friction and by achieving more optimal thickness distribution so that every bit of the spring pack deforms an almost equal amount). One of the most well known manufacturers of aftermarket parabolic springs is Heystee in the Netherlands.
Re: Urgently Wanted: GQ front brake pads
Posted: 17 Aug 2011 12:15
by Nikolai B
Gerrit Loubser wrote:Nikolai, those are not original springs. They are aftermarket springs and are called parabolic springs. With parabolic springs, each leaf's thickness reduces from the middle to the tip instead of achieving a reduction in thickness by sandwiching many leafs of different lengths. The prabolic spring packs always has relatively few leafs and they are spaced away from one another. Parabolic springs have advantages in terms of articulation and ride comfort (by eliminating interleaf friction and by achieving more optimal thickness distribution so that every bit of the spring pack deforms an almost equal amount). One of the most well known manufacturers of aftermarket parabolic springs is Heystee in the Netherlands.
Hello Gerrit! Thanks for the information!!! Also good to learn!! We do have contact with Paul Heystee in Holland.
Re: Urgently Wanted: GQ front brake pads
Posted: 17 Aug 2011 14:00
by Gerrit Loubser
Unfortunately the Heystee website does not show leaf springs for the model 160 Patrol (known as the Nissan Safari in South Africa)

:
http://www.parabolicsuspension.com/nissan/nissan.htm
Re: Urgently Wanted: GQ front brake pads
Posted: 17 Aug 2011 14:56
by Nikolai B
I'll give him a call anyway. I found out that we used to have from a German company. Thanks for your help Gerrit!
Re: Urgently Wanted: GQ front brake pads
Posted: 17 Aug 2011 20:38
by Nikolai B
I spoke to this guy Paul Heystee, nice guy. He says he can fabricate them for this Patrol. But first pay and then fabricate....to be continued

Re: Parabolic Leaf Springs
Posted: 18 Aug 2011 14:18
by Kagiso II
I am on the trail [tracking] (spoorsny) of two, maybe three manufacturers in South Africa
BUT it would be good to compare the pricing / end cost for us - it may well end up that the import could work out less than the ones in SA - SO Nikolai, kan jy asseblief by die heer Heystee verneem die prys wat hy gaan vra vir 'n stel?
[die foto wat ek geplaas het is net ter illustrasie - ek sou self nie meer as 3 blaaie op LOBO [die 1981 SAFARI] wou plaas nie [ek ry nie sware vragte nie - maar EK wil gerieflik ry - en woes kan "off road"
Re: Parabolic Leaf Springs
Posted: 18 Aug 2011 15:00
by Nikolai B
Ik heb de prijs gevraagd aan de Heer Heystee , nog geen antwoord. Wij moeten kijken of het de moeite waard is om in ons assortiment op te nemen, want 1 stel zou hij niet willen maken denk ik. Pas wel op want er is veel "slechte concurrentie" uit geloof ik onder andere Belgie.
You think there still many people in Africa who use them/would like to use them???
Re: Parabolic Leaf Springs
Posted: 09 May 2016 14:45
by SJC
Kagiso II wrote:I am on the trail [tracking] (spoorsny) of two, maybe three manufacturers in South Africa
BUT it would be good to compare the pricing / end cost for us - it may well end up that the import could work out less than the ones in SA - SO Nikolai, kan jy asseblief by die heer Heystee verneem die prys wat hy gaan vra vir 'n stel?
[die foto wat ek geplaas het is net ter illustrasie - ek sou self nie meer as 3 blaaie op LOBO [die 1981 SAFARI] wou plaas nie [ek ry nie sware vragte nie - maar EK wil gerieflik ry - en woes kan "off road"
This thread came to an abrupt end. So what ever happened with regards to suppliers of parabolic springs?