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Orbiting Churn With Rod Rack: The Churn Circles Without Turning, Rods Break the Current
Karen

Ṣẹ́dá nipasẹ̀

Karen

6. Oṣù Kẹwà 2026SE
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Orbiting Churn With Rod Rack: The Churn Circles Without Turning, Rods Break the Current

Maxwell moved the whole churn, but not round its own axis. Rufus Maxwell of Lewis County, Virginia, received US 9,218, dated 24 August 1852, for a churn fastened in a frame hung by a hook and staple inside a supporting frame, with a crank connecting the two "so that the center of the bottom of the churn may revolve about a circle, (five or six inches in diameter)." This makes the milk flow round; a rack of parallel rods half an inch apart on a bow of "tough elastic wood" pressing against the sides breaks the current. He claimed forcing the milk through a rack "by revolving the churn in an orbit, without turning it on axis." This rung works out the bottom's speed, then prints the rod holders and orbit crank, builds the frame and rack, and makes butter.
Àárín
About 4 hours, plus printing

Ìlànà

1

The orbit

Ń ṣí ìwé Jupyter…
2

A churn that moves as a whole, with a grate inside, before it

The embedded blueprint rocks a barrel through a grate. Maxwell circles his churn so the milk flows round through a rack of rods.
3

Read US 9,218

"This rack consists of a piece of tough elastic wood, bent as represented at Fig. 2, so that it will press against the sides of the churn, thus holding the rack in a stationary position, (with respect to the churn)."
4

Print the parts

Print four rod holders (/uploads/blueprints/orbiting-churn-with-rod-rack-rod-holder.stl), the blocks n, and the orbit crank (/uploads/blueprints/orbiting-churn-with-rod-rack-orbit-crank.stl), whose pin is 70 mm off centre for a 5½ in circle. Print in PETG at 0.2 mm layers, 30 % infill, 4 walls; wash before first use.

Àwọn ohun èlò fún ìgbésẹ̀ yìí:

Okùn PETGOkùn PETG1 ẹyọ

Àwọn irinṣẹ́ tí a nílò:

Ẹ̀rọ ìtẹ̀ 3D oníwàyà (FDM)Ẹ̀rọ ìtẹ̀ 3D oníwàyà (FDM)
5

The rack

Bend a strip of thin steam-bent hardwood or spring steel into a U that springs against the inside of a tapered food-grade bucket. Screw the rod holders to its two legs and push 6 mm hardwood dowels through them, 12–13 mm apart as his, across the bucket.

Àwọn ohun èlò fún ìgbésẹ̀ yìí:

Ọ̀pá irin orísunỌ̀pá irin orísun1 ẹyọ
Àwọn dowel igi líleÀwọn dowel igi líle1 ẹyọ
Ìsúrù igi #8 x 1"Ìsúrù igi #8 x 1"1 ẹyọ
Bàkẹ́ẹ̀tì Lítà 20Bàkẹ́ẹ̀tì Lítà 201 ẹyọ

Àwọn irinṣẹ́ tí a nílò:

Ayùn Ọwọ́Ayùn Ọwọ́
Ẹ̀rọ Ìlùkòkò AláìlókùnẸ̀rọ Ìlùkòkò Aláìlókùn
Ìṣù àwọn ohun ìyí skurúÌṣù àwọn ohun ìyí skurú
6

Frames and crank

Fasten the bucket in a pine frame and hang that frame from a hook in a larger supporting frame. Mount the orbit crank on a post under the bucket so its pin sits in a socket at the centre of the bucket's bottom, and run the hanging frame's top up through a guide as the handle. Turning the crank carries the bottom round without turning the bucket.

Àwọn ohun èlò fún ìgbésẹ̀ yìí:

Pákó igi pinePákó igi pine1 ẹyọ
Ọ̀pá Róbótó Irin Rírọ̀Ọ̀pá Róbótó Irin Rírọ̀1 ẹyọ
Ìsúrù igi #8 x 1"Ìsúrù igi #8 x 1"1 ẹyọ
Àwọn dowel igi líleÀwọn dowel igi líle1 ẹyọ

Àwọn irinṣẹ́ tí a nílò:

Ayùn Ọwọ́Ayùn Ọwọ́
Ẹ̀rọ Ìlùkòkò AláìlókùnẸ̀rọ Ìlùkòkò Aláìlókùn
Àkójọ Orí ÌlùkòkòÀkójọ Orí Ìlùkòkò
Ìṣù àwọn ohun ìyí skurúÌṣù àwọn ohun ìyí skurú
7

The patent drawing

US 9,218 drawing sheet, public domain (expired patent).
Ìgbésẹ̀ 7 - Image 1
8

Orbit and make butter

Let the heavy cream stand until it reaches about 15 °C, checked with the thermometer. Pour in 3 litres. Turn the crank so the bottom circles steadily; time until the butter comes. Pour off the buttermilk, add cold water, churn a little and pour off again until it runs clear; work in a pinch of salt and weigh the butter.

Àwọn ohun èlò fún ìgbésẹ̀ yìí:

Ọ̀rá wàrà tó nípọnỌ̀rá wàrà tó nípọn3000 ml
Iyọ̀ Òkun RúkèrúdòIyọ̀ Òkun Rúkèrúdò1 ẹyọ
OmiOmi1 ẹyọ

Àwọn irinṣẹ́ tí a nílò:

Ẹ̀rọ ìwọ̀n ooru oníhun tí ó dúró sí inúẸ̀rọ ìwọ̀n ooru oníhun tí ó dúró sí inú
Aago ÌdúróAago Ìdúró
Òṣùwọ̀n Díjítà Ilé ÌdánáÒṣùwọ̀n Díjítà Ilé Ìdáná
Àwo ìdàpọ̀ ńlá ti irin tí kò ń yáÀwo ìdàpọ̀ ńlá ti irin tí kò ń yá
9

A rack that slips, a churn that turns

Orbiting churn troubleshooting.

Flow

Loading...
10

History and honest limits

**Rufus Maxwell** of Lewis County, Virginia (the drawing reads Weston), received US 9,218, dated 24 August 1852. Four pins in the bow at n, n carry the rods, bored through them. He claimed forcing the milk through a rack by revolving the churn in an orbit without turning it on its axis, and the bow and rods connected together. **Honest limits.** A bucket, pine frames and printed parts stand in for his. FDM prints hold food in their layer lines, so wash well and replace when worn. Your times and weights are the result.

Àwọn ohun-èlò

10

Àwọn irinṣẹ́ tó nílò

9

Ìtọ́nisọ́nà yìí ń ṣe

CC0 Àgbègbè Gbogbogbò

Blueprint yìí ti jáde lábẹ́ CC0. O lè ṣe àdàkọ, yí padà, pín, àti lò láìsí ìyọ̀ǹda.

Ṣàtìlẹ́yìn Olùṣẹ́dá nípa rírà àwọn ọjà nipasẹ̀ Blueprint wọn Ẹ̀san Olùṣẹ́dá tí àwọn Olùtajà gbé kalẹ̀, tàbí ṣẹ̀dá àtúnṣe tuntun ti Blueprint yìí kí o sì fi sínú Blueprint rẹ gẹ́gẹ́ bí ìsopọ̀ láti pín owó-wíwọlé.

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