cheapjack / oksparks

Code and issues for the Ok Sparks and Easter Course project at Wray Castle
MIT License
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Design the Tiffin Tin Contents #17

Closed cheapjack closed 8 years ago

cheapjack commented 8 years ago

Tiffin Dimensions

General: (require thumb cut for ease removal/packing)

1 (base)

Height 49mm Internals 110mm width snapfit 109mm width easy remove 44mm height internal accounting for 5mm base curve

2 / 3

Height 43mm Internals 109mm width snapfit 108mm width easy remove 40mm height internal accounting for 5mm base curve 7mm start internal ridge (extends out by 3mm, adding 6mm to internal diameter 10mm middle of internal ridge 14mm end internal ridge

4 (top)

Internals 107mm width snapfit 107mm width easy remove (require thumb cut for ease removal/packing) 6mm from base start internal ridge 1 (extends out by 3mm, adding 6mm to internal diameter 11mm middle of internal ridge 1 14mm end internal ridge 1 Similar ridge starts at 30mm from base 40mm height internal accounting for 5mm base curve

cheapjack commented 8 years ago

Contents

Layer 1 (bottom)

Layer 2

Layer 3

Layer 4 (top)

cheapjack commented 8 years ago

Need @hwayoung to contact Elizabeth to confirm the factoids about radio isotope dating and fish ring counting

@cheapjack will need to try get the fish ring flash card image from Melanie