LIST
FEGURÐ OG VELLÍÐAN
HANDVERK
MENNING OG SAGA
SKEMMTUN
UMHVERFI
MATUR OG DRYKKUR
ÖFUGVERKFRÆÐI
VÍSINDI
ÍÞRÓTTIR
TÆKNI
KLÆÐANLEG TÆKNI
Sliding-Bar Air-Tube Dasher Churn: Churn Low, Then Raise the Bar and Turn Back to Gather
Millie

Búin til af

Millie

7. október 2026NL
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Sliding-Bar Air-Tube Dasher Churn: Churn Low, Then Raise the Bar and Turn Back to Gather

William H. Truesdell of Elgin, Illinois, received US 18,936, dated 22 December 1857, for a dasher bar that slides on the upright shaft, with an inclined board and an air tube at each end. It churns near the bottom; then it is raised to the surface and turned gently back, "the inclined boards forming chambers" to gather the butter. This rung prints the dasher bar, collar, step and gears, builds the churn and makes butter.
Miðlungs
About 4 hours, plus printing

Leiðbeiningar

1

Down to churn, up to gather

Hleð Jupyter-vinnubók…
2

Lifting to gather, before it

Dickinson lifts his breakers to gather; Truesdell lifts the whole dasher bar to the surface.
3

Read US 18,936

"After the butter is produced, the bar D is raised to the surface, or nearly to the surface, of the cream and is supported in proper position by the pin (h) which is inserted in the shaft B below the collar (g). By turning the shaft B, gently in a reverse direction the butter will be collected, the inclined boards (i) forming chambers to receive it."
4

Print the parts

Print the dasher bar with its inclined boards, the collar, the step, the crown wheel, the pinion and the standard. Print in PETG at 0.2 mm layers, 30 % infill, 4 walls; wash before first use.

Efni fyrir þetta skref:

PETG-þráðurPETG-þráður1 stykki

Nauðsynleg verkfæri:

FDM-þrívíddarprentariFDM-þrívíddarprentari
5

Print the dasher bar

The dasher bar, printed as step 4 describes.
HönnunarskráSTLCC0 - Free
6

Print the collar

The collar, printed as step 4 describes.
HönnunarskráSTLCC0 - Free
7

Print the step

The step, printed as step 4 describes.
HönnunarskráSTLCC0 - Free
8

Print the crown wheel

The crown wheel, printed as step 4 describes.
HönnunarskráSTLCC0 - Free
9

Print the pinion

The pinion, printed as step 4 describes.
HönnunarskráSTLCC0 - Free
10

Print the standard

The standard, printed as step 4 describes.
HönnunarskráSTLCC0 - Free
11

Bar, tubes and collar

Glue an 8 mm food-grade tube into each socket so its top stands above the cream, slightly inclined. Slide the bar onto a 10 mm square hardwood shaft standing in the step in a round food-grade container. Hang the bar from the collar by four 3 mm stainless rods, and drill the shaft for a pin under the collar at the churning and the gathering heights.

Efni fyrir þetta skref:

PVC-rörPVC-rör1 stykki
Tveggja þátta epoxýTveggja þátta epoxý1 stykki
HarðviðartapparHarðviðartappar1 stykki
Geymslubox í matvælaflokkiGeymslubox í matvælaflokki1 stykki
Kringlótt stöng úr deigu stáliKringlótt stöng úr deigu stáli1 stykki

Nauðsynleg verkfæri:

JárnsögJárnsög
HleðsluborHleðslubor
BorasettBorasett
12

Lid, gears and crank

Fix half the lid with a hole for the shaft, the pinion on its top and the standard with the crown wheel meshing it; screw a dowel handle into the wheel.

Efni fyrir þetta skref:

Kringlótt stöng úr deigu stáliKringlótt stöng úr deigu stáli1 stykki
HarðviðartapparHarðviðartappar1 stykki
Tréskrúfa #8 x 1"Tréskrúfa #8 x 1"1 stykki

Nauðsynleg verkfæri:

SkrúfjárnasettSkrúfjárnasett
HleðsluborHleðslubor
13

The build in 3D

FreeCAD model of this build: the container cut away to show the dasher bar low on the shaft with its inclined boards and air tubes, the collar and rods above, and the crown wheel and pinion.
HönnunarskráBLENDCC0 - Free
14

Churn low, gather high

Let the heavy cream stand until it reaches about 15 °C, checked with the thermometer. Pour in 2 litres. With the bar low, crank steadily; time until the butter comes. Raise the bar to the surface, pin the collar there, and crank gently the other way to gather the butter. 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.
Skref 14 - Image 1

Efni fyrir þetta skref:

RjómiRjómi2000 ml
Gróft sjávarsaltGróft sjávarsalt1 stykki
VatnVatn1 stykki

Nauðsynleg verkfæri:

Hitamælir með nema sem situr íHitamælir með nema sem situr í
SkeiðklukkaSkeiðklukka
Stafræn eldhúsvogStafræn eldhúsvog
Stór hrærskál úr ryðfríu stáliStór hrærskál úr ryðfríu stáli
15

Troubleshooting

Sliding-bar churn troubleshooting.

Flow

Loading...
16

History and honest limits

**William H. Truesdell** of Elgin, Kane County, Illinois, US 18,936, 22 December 1857. He did not claim bringing air into the cream, nor adjusting dashers broadly; he claimed the bar and its inclined boards that let air in turning one way and form chambers to gather the butter turning the other. Printed parts and a container stand in for his. FDM prints hold food in their layer lines, so wash well and replace when worn.

Efni

10

Nauðsynleg verkfæri

9

Hönnunarskrár

7

Þessi teikning býr til

CC0 opinbert ríki

Þessi teikning er gefin út undir CC0. Þér er frjálst að afrita, breyta, dreifa og nota þetta verk í hvaða tilgangi sem er, án þess að biðja um leyfi.

Studdu smiðinn með því að kaupa vörur í gegnum teikningu hans þar sem hann fær þóknun smiða sem seljendur ákvarða, eða búðu til nýja endurskoðun á þessari teikningu og tengdu hana sem tengingu í þinni eigin teikningu til að deila tekjum.

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