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Adjustable-Pin Resistance Churn: Flat-Ended Pins Turned From Outside Set the Churn's Grip
Martin

Nilikha ni

Martin

6. Oktubre 2026NO
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Adjustable-Pin Resistance Churn: Flat-Ended Pins Turned From Outside Set the Churn's Grip

Gore let the maker set, from outside, how hard the cream is worked. Ezekiel Gore of Bennington, Vermont, received US 12,127, dated 2 January 1855, for a churn whose sides are pierced for "a series of adjustable pins, flattened at their inner extremities, which may be turned by the hand from the exterior of the churn, so as to present a greater or less surface of resistance to the cream." Thick cream gets the pins' edges, thin cream their sides; short ribs on the sides add agitation, and floats on the spindle sweep close past them. He wrote that the pins let the time of churning "be regulated to suit the pleasure of the operator." This rung compares the pins' areas, then prints the pins, bushings, floats, ribs and step, builds the churn, and makes butter.
Katamtaman
About 4 hours, plus printing

Mga Tagubilin

1

Edge or side

Naglo-load ng Jupyter notebook…
2

Fixed breakers set for the job, before it

The embedded blueprint lifts its breakers to gather the butter. Gore turns pins from outside to set how much the cream is resisted.
3

Read US 12,127

"It is manifest that the resisting surface exposed to the moving mass of cream within the churn, will be greater or less according as the flattened ends of the pins D are turned edge wise or side wise. When the cream is thick the pins are turned so that only their edges will oppose the cream. When the latter is thin, then their sides are presented."
4

Print the parts

Print eight pins with their flat blades and thumb balls (/uploads/blueprints/adjustable-pin-resistance-churn-pin.stl), eight flanged bushings (/uploads/blueprints/adjustable-pin-resistance-churn-bushing.stl), two float hubs (/uploads/blueprints/adjustable-pin-resistance-churn-float-hub.stl), eight ribs (/uploads/blueprints/adjustable-pin-resistance-churn-rib.stl) and the step (/uploads/blueprints/adjustable-pin-resistance-churn-step.stl). Print the pins on their side. Print in PETG at 0.2 mm layers, 30 % infill, 4 walls; wash before first use.

Mga materyales para sa hakbang na ito:

PETG filamentPETG filament1 piraso

Mga kailangang kasangkapan:

Limbagang 3D na FDMLimbagang 3D na FDM
5

Case and pins

Use a square food-grade container about 180 mm across and 200 mm deep. Drill 14 mm holes two to a side at two heights, offset from the floats' levels. Seat a bushing in each hole from inside with a leather washer under its flange and food-safe silicone round it. Push a pin through each from inside so its blade stands in the churn and its ball outside; a second leather washer pushed on outside gives the friction that holds its setting.

Mga materyales para sa hakbang na ito:

Sisidlan ng imbakan na antas pagkainSisidlan ng imbakan na antas pagkain1 piraso
Guhit na balatGuhit na balat1 piraso
Silicone SealantSilicone Sealant1 piraso

Mga kailangang kasangkapan:

Walang-Kableng BarenaWalang-Kableng Barena
Set ng hole sawSet ng hole saw
Hanay ng Talim ng BarenaHanay ng Talim ng Barena
Papel de LihaPapel de Liha
6

Ribs, spindle, floats and cover

Seal the ribs upright to the walls between the pins with food-safe silicone. Stand the step in the bottom, a 10 mm square hardwood spindle in it, and slide the two float hubs on at levels that pass just above and below the pins. Cut the lid in half, fix one half with a hole for the spindle, and glue a crank arm and dowel handle on top.

Mga materyales para sa hakbang na ito:

Silicone SealantSilicone Sealant1 piraso
Mga tarugong matigas na kahoyMga tarugong matigas na kahoy1 piraso
Tablang pinoTablang pino1 piraso
Pandikit sa KahoyPandikit sa Kahoy1 piraso

Mga kailangang kasangkapan:

Lagaring PangkamayLagaring Pangkamay
Walang-Kableng BarenaWalang-Kableng Barena
Hanay ng Talim ng BarenaHanay ng Talim ng Barena
7

The build in 3D

FreeCAD model of this build, not of the patent: the square case cut away to show the spindle with two float hubs, the flat-ended pins at two levels with their thumb balls outside, and the ribs on the walls.
File ng DisenyoBLENDCC0 - Free
8

Set the pins and churn

Let the heavy cream stand until it reaches about 15 °C, checked with the thermometer. Pour in 2 litres. Turn the pins side-on for thin cream or edge-on for thick, and crank steadily; time until the butter comes. Turn the pins edge-on and crank slowly to gather it. 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.
Hakbang 8 - Image 1

Mga materyales para sa hakbang na ito:

Makapal na kremaMakapal na krema2000 ml
Magaspang na Asin sa DagatMagaspang na Asin sa Dagat1 piraso
TubigTubig1 piraso

Mga kailangang kasangkapan:

Termometro na naiiwang nakatusokTermometro na naiiwang nakatusok
Panukat ng OrasPanukat ng Oras
Digital na Timbangang PangkusinaDigital na Timbangang Pangkusina
Malaking mangkok na panghalo na asero na hindi kinakalawangMalaking mangkok na panghalo na asero na hindi kinakalawang
9

Pins that turn themselves, a case that drips

Adjustable-pin churn troubleshooting.

Flow

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10

History and honest limits

**Ezekiel Gore** of Bennington, Vermont, received US 12,127, dated 2 January 1855 (the drawing sheet reads "E. Gore"). The specification names the spindle B and the floats C, then says the floats are attached "to the spindle C"; the spindle is meant. He said no particular novelty was claimed for the floats, and noted that some held butter made very quickly to be of poorer quality. He claimed making the pins with flat inner ends, turned right or left to present a large or small resisting surface. **Honest limits.** A container, leather washers and printed parts stand in for his case; the notebook compares areas, not measured forces. FDM prints hold food in their layer lines, so wash well and replace when worn. Your times and weights are the result.

Mga Materyales

10

Mga Kinakailangang Kasangkapan

10

Mga design file

1

Ang blueprint na ito ay gumagawa ng

CC0 Pampublikong Domain

Ang blueprint na ito ay inilabas sa ilalim ng CC0. Malaya kang kumopya, magbago, mamahagi, at gumamit nang walang pahintulot.

Suportahan ang Maker sa pamamagitan ng pagbili ng mga produkto sa kanilang Blueprint Komisyon ng Maker itinakda ng mga Vendor, o lumikha ng bagong bersyon ng Blueprint na ito at isama bilang koneksyon sa iyong Blueprint upang ibahagi ang kita.

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