Author Topic: Common mistakes in deflex/reflex bows?  (Read 452 times)

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Offline willie

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  • Posts: 3,401
Re: Common mistakes in deflex/reflex bows?
« Reply #15 on: December 14, 2025, 10:50:00 pm »
heat shape the lams to the forms before gluup? I know the bamboo will be easy,

Offline Aussie Yeoman

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  • Posts: 147
Re: Common mistakes in deflex/reflex bows?
« Reply #16 on: Today at 03:29:32 am »
Here's one bow I'm working on in VirtualBow. It's a takedown with the riser omitted.

Brace: 150 mm
Draw: 711 mm

Handle-
length: 175 mm
setback: 0
Angle: -7.5

Profile: Spiral
Length: 750
R start: 3000
R end: 2500

Width-
0//40
12.5//39.9
50//39.9
75//31.4
100//10

Thickness-
0//12.05
100//5.75

The material is Ironbark. With a stiffness of 24.212 GPa, and a max working stress of 167 MPa.
 
Articles for the beginning bowyer, with Australian bowyers in mind:

http://www.tharwavalleyforge.com/articles/tutorials

Offline Aussie Yeoman

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  • Posts: 147
Re: Common mistakes in deflex/reflex bows?
« Reply #17 on: Today at 03:37:37 am »
And here's another I'm still tooling around with. This time a 1-piece.

Brace: 150 mm
Draw: 711 mm

Handle-
length: 0
setback: 0
Angle: -7

Profile: Spiral
Length: 838
R start: 4000
R end: 2250

Width-
0//30
2//30
4//30.7
6//31.8
8//34.4
10//37.6
12.5//39.8
50//36
75//28
100//10

Thickness-
0//25
2.5//25
5//24
7.5//17.2
10//12.5565
12.5//11.7125
15//11.556
100//6.68576

Same material as above
Articles for the beginning bowyer, with Australian bowyers in mind:

http://www.tharwavalleyforge.com/articles/tutorials