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Improved parking brake lever

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Improved parking brake lever Empty Improved parking brake lever

Message  MCRider Jeu 17 Oct 2024, 11:00

Hi,

After a break of several years (due to personal reasons) I am back flying the MCR01. And again I am tempted to improve some of the "less than ideal" technical solutions. Although it is just a detail, for me one of the most annoying things was the parking brake mechanism at the manual brake. It looks horrible and is a "pain in the a.." to install. So I tried to improve it with a 3D-printed part - and it works. It looks like this:

Improved parking brake lever Parking-brake-MCR01-rendering

Improved parking brake lever IMG_8342_web

Improved parking brake lever IMG_8343_web

You just need different (longer) screws and the springs have to be modified slightly (just a little bending with pliers).

If anyone is interested I am happy to share the STEP file and take a few more pictures to show how it is installed.

MCRider


Dernière édition par MCRider le Jeu 17 Oct 2024, 12:34, édité 1 fois (Raison : Image links should work now)

MCRider

Nombre de messages : 14
Localisation : Allemagne
Constr./proprio. : Proprio MCR 01 ULC
Date d'inscription : 11/08/2012

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Message  EMG Ven 18 Oct 2024, 08:26

Hello MCRider,
It looks very good !
It would be interesting to see more details, especially the modifications of the springs.
Etienne
EMG
EMG

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Constr./proprio. : propriétaire MCR-UL n° 267
Date d'inscription : 18/11/2008

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Message  MCRider Ven 18 Oct 2024, 14:23

Here ist the STEP file

Printing is straightforward, there are no support structures required. I used a Bambu Lab X1C and ASA filament.

More details will follow soon...

MCRider

Nombre de messages : 14
Localisation : Allemagne
Constr./proprio. : Proprio MCR 01 ULC
Date d'inscription : 11/08/2012

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Message  MCRider Sam 19 Oct 2024, 10:48

This is one of my little projects to learn 3D modelling, otherwise I would not put much work into this...

Since I am currently far away from my MCR and can't take pictures I just tried to add the spring and the screw (M5x25) to the 3D model. This is what the complete assembly looks like:

Improved parking brake lever Parking-brake-MCR01-rendering-2

Improved parking brake lever Parking-brake-MCR01-rendering-3

The spring in the tensioned state (springs on left and right are identical):

Improved parking brake lever Parking-brake-MCR01-rendering-4

A model of a moving spring is beyond my current capabilities - maybe even beyond those of Fusion 360. So here is just a sketch of what the spring looks before assembly:

Improved parking brake lever Parking-brake-MCR01-spring


Dernière édition par MCRider le Dim 20 Oct 2024, 06:08, édité 1 fois (Raison : Corrected typos)

MCRider

Nombre de messages : 14
Localisation : Allemagne
Constr./proprio. : Proprio MCR 01 ULC
Date d'inscription : 11/08/2012

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Message  Benoit Dim 27 Oct 2024, 19:13

Well done MCR rider ! Very Happy

Very interested in your 3D model as I just changed my brakes

Well done and nice job

Benoit
Benoit
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Constr./proprio. : Propriétaire MCR ULC 413
Date d'inscription : 24/02/2020

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Message  gipel Lun 28 Oct 2024, 11:49

Hello MC Rider

Good job !
I am also interested

Thank you
Gilles
gipel
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Localisation : LFTQ Pouancé Chateaubriant
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Date d'inscription : 22/12/2010

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Message  MCRider Jeu 31 Oct 2024, 21:41

I have already posted a link to the 3D model (STEP format) in a previous message. Please let me know if there are any problems downloading or importing the data…

MCRider

Nombre de messages : 14
Localisation : Allemagne
Constr./proprio. : Proprio MCR 01 ULC
Date d'inscription : 11/08/2012

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