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English
Kanghan San Thuean (Notched-Stick Spinner) — a 1 × 20 cm Hardwood Stick Notched into Ripples at the Tip, a Propeller Nailed On, and a 15 cm Rubbing Stick; Rub Back and Forth and the Vibration Turns the Propeller
กังหันสะเทือน (kanghan san thuean, the vibrating pinwheel) is the same kind of toy as the kam mun. It relies on vibration from a stick notched into ripples, which makes the propeller turn.
This blueprint makes a real kanghan san thuean to the sizes in the source.
Beginner
About 1-2 hours
Instructions
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1
Real sizes
Real sizes
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Kam mun, before it
Kam mun, before it
The kanghan mun turns its spindle with a string; the kanghan san thuean turns its propeller with the vibration of rubbing a rippled stick.
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Read from the source
Read from the source
"The vibration of the stick passes along as waves and makes the propeller turn." (Sirindhorn Anthropology Centre, author not named, CC BY 4.0)
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Stick
Stick
Choose a hard stick 1 cm across and about 20 cm long. Shave it with a knife from thick to thin, carving the tip into ripples and shaving the butt round as a handle.
Materials for this step:
Hardwood Block1 pieceTools needed:
Knife5
5
Propeller
Propeller
Shave wood into a propeller with a knife, drill a hole in the centre and nail it firmly to the tip of the stick, at least about 2.5 cm deep.
Materials for this step:
Nails1 pieceTools needed:
Hammer6
6
Rubbing stick
Rubbing stick
Use bamboo or hardwood about 15 cm long and 0.7 cm across, shaved round to fit the hand.
Materials for this step:
Bamboo Poles1 piece7
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Real photos
Real photos
Photos of a real kanghan san thuean (Sirindhorn Anthropology Centre, author not named, CC BY 4.0)
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How to play
How to play
Hold the handle of the stick in the left hand and the rubbing stick in the other, and rub back and forth over the rippled part; the vibration passes along and turns the propeller.
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Troubleshooting
Troubleshooting
Troubleshooting the kanghan san thuean.
Flow
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History and limits
History and limits
The kanghan san thuean is the same kind of toy as the kam mun. Take care with the knife and hammer.
Source: Sirindhorn Anthropology Centre, Traditional Objects of Everyday Use database, "กังหันสะเทือน", author not named (CC BY 4.0 licence).
**Limits** The source gives no size for the propeller and no number or spacing for the ripples.
Materials
3- 1 piecePlaceholder
- 1 piecePlaceholder
- 1 piecePlaceholder
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