7 replies to this topic

[Witting]

while doing things with knex i think i developed a new kind of brakes but i can test it at this moment becaus al my parts are in my coaster i have pic of the basic design zo if someone could test it for me please do it.
it uses a pullback motor and a chain

ive someone has already desinged this brakke sorry i didntwant to steal the idea

[Maxwell58]

Most K'nex roller coasters on this website use a chain for their brakes.

[Witting]

Most K'nex roller coasters on this website use a chain for their brakes.

with a pullbak engine thingy?

[Jogumpie]

Were you planning on having your chain dog permanently lowered? Otherwise the train would just ride past the chain.

[Witting]

Were you planning on having your chain dog permanently lowered? Otherwise the train would just ride past the chain.

it already thinked about that and ofcours i wil permanentl lower it with a rubber band

[RNB]

Or add a second stationary chaindog, maybe easier.

[Maxwell58]

I still don't know what makes this different than just a regular chain brake. Does the chain move backwards while the train goes over it?

[Witting]

I still don't know what makes this different than just a regular chain brake. Does the chain move backwards while the train goes over it?

sometimes it depends on the speed of the trainand the lengt of the cable