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Ice-Drawer Butter Worker: An Ice Box Under the Tray, a Worker With Acute Edges
YourGrandma

创建者

YourGrandma

6. 十月 2026IS
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Ice-Drawer Butter Worker: An Ice Box Under the Tray, a Worker With Acute Edges

Smith kept the butter cold while it was worked, with ice in a drawer under the tray. Lettie A. Smith of Pineville, Bucks County, Pennsylvania, received US 9,959, dated 23 August 1853, for the "Labor-Saving Butter-Worker": a tray hinged at its back on a frame, its front resting on a sliding carriage of two notched posts so it can stand flat or inclined; a cooling drawer under it "into which ice is placed for keeping the butter in a cool and nice state while being worked"; a working lever with one end playing in a circular opening in the frame, "formed with acute angles at the sides of its working face" to break or press the butter and turn it over; a spout for the water; and a hook for steelyards to weigh the butter. This rung works out the tray's slopes, then prints the worker, its socket, the notched posts and spout, builds the frame, and works butter.
中级
About 4 hours, plus printing

说明

1

The tray's slope

正在加载 Jupyter 笔记本…
2

Working butter before it

The embedded blueprint works the butter inside the churn, drawing it past fixed posts. Smith takes it out to a tray kept cold by an ice drawer, and works it by hand.
3

Read US 9,959

"The butter after being taken from the churn is placed in the tray or pan E, and there washed and worked up together in the usual manner by the worker H, until all the impurities are extracted and all the water expressed from the same; the water and all extraneous matter runs down the inclined bottom of the pan and escapes through the spout."
4

Print the parts

Print the worker head with its triangular working bar, ball end and handle socket (/uploads/blueprints/ice-drawer-butter-worker-worker.stl), the ball plate with its round opening (/uploads/blueprints/ice-drawer-butter-worker-ball-plate.stl), two notched posts with their projections (/uploads/blueprints/ice-drawer-butter-worker-notched-post.stl) and the spout (/uploads/blueprints/ice-drawer-butter-worker-spout.stl). Print the worker on its flat working face. Print in PETG at 0.2 mm layers, 30 % infill, 4 walls; wash before first use.

此步骤所需材料:

PETG线材PETG线材1 个

所需工具:

FDM 3D 打印机FDM 3D 打印机
5

Frame, tray and ice drawer

Build a pine frame about 320 by 220 mm and 260 mm high, with a cross bar across its front and runners below the top. Use a shallow rectangular food-grade container as the tray; hinge its back end to the frame, drill a 16 mm hole at that low end and seal the spout in it with food-safe silicone. Slide a roasting pan onto the runners under the tray as the ice drawer.

此步骤所需材料:

松木板松木板1 个
食品级贮存容器食品级贮存容器1 个
合页合页1 个
硅酮密封胶硅酮密封胶1 个
烤盘烤盘1 个
#8 × 1 英寸木螺钉#8 × 1 英寸木螺钉1 个

所需工具:

手锯手锯
充电式电钻充电式电钻
钻头套装钻头套装
开孔器套装开孔器套装
螺丝刀套装螺丝刀套装
6

Posts, springs and worker

Hang the two notched posts on the front cross bar so the tray's front rests on their projections, and screw a strip of spring steel to the frame against each post to keep it in its notch. Screw the ball plate to the back of the frame above the tray's hinge, snap the worker's ball into it, and glue a 20 mm dowel into its socket as the handle, long enough to reach over the tray's front.

此步骤所需材料:

弹簧钢带弹簧钢带1 个
硬木销钉硬木销钉1 个
木工胶木工胶1 个
#8 × 1 英寸木螺钉#8 × 1 英寸木螺钉1 个

所需工具:

钢锯钢锯
螺丝刀套装螺丝刀套装
砂纸砂纸
7

The patent drawing

US 9,959 drawing sheet, public domain (expired patent).
步骤 7 - Image 1
8

Churn, then work the butter cold

Let the heavy cream stand until it reaches about 15 °C, checked with the thermometer. Churn 1 litre in any churn until the butter comes, and drain it. Fill the drawer with ice. Set the tray flat, put in the butter and cold water and press and turn it with the worker's edges; raise the tray's front a notch or two so the water runs out of the spout. Repeat with fresh water until it runs clear, work in a pinch of salt and weigh the butter.

此步骤所需材料:

鲜奶油鲜奶油1000 毫升
冰块冰块1 个
粗海盐粗海盐1 个
水水1 个

所需工具:

留置式探针温度计留置式探针温度计
秒表秒表
数字厨房秤数字厨房秤
大号不锈钢搅拌盆大号不锈钢搅拌盆
9

Posts that slip, butter that smears

Ice-drawer butter worker troubleshooting.

Flow

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10

History and honest limits

**Lettie A. Smith** of Pineville, Bucks County, Pennsylvania, received US 9,959, dated 23 August 1853, for the "Labor-Saving Butter-Worker." The specification calls the tray both E and F, and E is also the cross bar the notches rest on. The claims are the cooling drawer or ice box G combined with the butter tray, and the working lever formed with acute angles at the sides of its working face; Smith did not claim the working lever with a tray in general. **Honest limits.** A container, a roasting pan, pine and printed parts stand in for the original; we weigh on a kitchen scale, not steelyards. FDM prints hold food in their layer lines, so wash well and replace when worn. Your weights are the result.

材料

14

所需工具

12

CC0 公共领域

此蓝图以 CC0 协议发布。你可以自由复制、修改、分发和使用此作品,无需征得许可。

通过购买蓝图中的产品支持创客,他们将获得 创客佣金 (由供应商设定),或创建此蓝图的新版本并将其作为连接包含在你自己的蓝图中以分享收入。

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