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ប្លង់Sciencesវិស្វកម្ម

វិស្វកម្ម

222 ប្លង់មាន

ប្លង់ (222)

The Reversible Crochet Hook Holder: Collet Jaws Grip the Hook Either Way Round

The Reversible Crochet Hook Holder: Collet Jaws Grip the Hook Either Way Round

ដោយ EmmaSE

ឧបករណ៍វាយនភណ្ឌ

6
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The Bootjack Burglar Alarm: A Spring Treadle That Grips the Heel or Bangs the Door

The Bootjack Burglar Alarm: A Spring Treadle That Grips the Heel or Bangs the Door

ដោយ MartinNO

ការធ្វើការឈើ

14
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The Top-Figured Letter-Scale Beam: Read the Weight From Above

The Top-Figured Letter-Scale Beam: Read the Weight From Above

ដោយ MarkFI

មេកានិក

9
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The Clip-Measure Glove Stretcher: A Rigid Width Scale on the Lever

The Clip-Measure Glove Stretcher: A Rigid Width Scale on the Lever

ដោយ MarkFI

ឧបករណ៍វាយនភណ្ឌ

10
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The Weight-Closed Bootjack: Lean on Your Toes and the Jaws Close

The Weight-Closed Bootjack: Lean on Your Toes and the Jaws Close

ដោយ EmmaSE

វិស្វកម្ម

7
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The Postal Dial Scale: The Weight and the Postage on One Dial

The Postal Dial Scale: The Weight and the Postage on One Dial

ដោយ PennyDK

មេកានិក

11
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The Hollow Glove Stretcher: Tube Jaws and a Puff of Powder

The Hollow Glove Stretcher: Tube Jaws and a Puff of Powder

ដោយ EmmaSE

ឧបករណ៍វាយនភណ្ឌ

9
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The Guided-Dish Letter Balance: The Same Reading Anywhere on the Dish

The Guided-Dish Letter Balance: The Same Reading Anywhere on the Dish

ដោយ PennyDK

មេកានិក

12
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The Coin and Letter Scale: A Weight Turned Round Its Pivot

The Coin and Letter Scale: A Weight Turned Round Its Pivot

ដោយ MarkFI

មេកានិក

10
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The Fruit Press With Filter and Funnel: Pressed, Strained and Poured in One

The Fruit Press With Filter and Funnel: Pressed, Strained and Poured in One

ដោយ YourGrandmaIS

ភេសជ្ជៈ

15
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The Folded-Steel Trowel: A V-Trough Blade From One Sheet

The Folded-Steel Trowel: A V-Trough Blade From One Sheet

ដោយ EmmaSE

វិស្វកម្ម

5
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The Twine-Balling Machine: Slow the Ball as It Grows

The Twine-Balling Machine: Slow the Ball as It Grows

ដោយ EmmaSE

វិស្វកម្ម

12
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The Stove-Side Drier: Frames That Fold Down Over the Heat

The Stove-Side Drier: Frames That Fold Down Over the Heat

ដោយ EmmaSE

ទែម៉ូឌីណាមិក

12
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The Clamped Bed Springs: A Four-Armed Wire Ties Them in Squares

The Clamped Bed Springs: A Four-Armed Wire Ties Them in Squares

ដោយ EmmaSE

វិស្វកម្ម

15
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The Steering Sled: Runners That Bend Sideways and Spring Back

The Steering Sled: Runners That Bend Sideways and Spring Back

ដោយ EmmaSE

វិស្វកម្ម

11
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The Life Raft That Works Either Way Up

The Life Raft That Works Either Way Up

ដោយ EmmaSE

មេកានិកទឹក

15
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The Soap Dispenser: A Measured Dose Between Two Plungers

The Soap Dispenser: A Measured Dose Between Two Plungers

ដោយ EmmaSE

មេកានិកទឹក

12
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The Hex-Socket Screw: A Head That Sinks Out of Harm's Way

The Hex-Socket Screw: A Head That Sinks Out of Harm's Way

ដោយ EmmaSE

ឧបករណ៍

12
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The Pressure Cooker: A Lid the Steam Holds Shut

The Pressure Cooker: A Lid the Steam Holds Shut

ដោយ TheChefDK

ម្ហូប និង ភេសជ្ជៈ

16
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The Clothes Wringer: Two Rollers and a Spring

The Clothes Wringer: Two Rollers and a Spring

ដោយ YourGrandmaIS

ឧបករណ៍វាយនភណ្ឌ

13
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The Sad Iron: Keeping the Heat in the Face, Not the Hand

The Sad Iron: Keeping the Heat in the Face, Not the Hand

ដោយ YourGrandmaIS

ឧបករណ៍វាយនភណ្ឌ

16
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The Crutch: Carrying the Body on the Hands

The Crutch: Carrying the Body on the Hands

ដោយ EmmaSE

ឧបករណ៍

12
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The Flexible Shaft: Turning a Tool Round a Corner

The Flexible Shaft: Turning a Tool Round a Corner

ដោយ MartinNO

មេកានិក

15
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The Parking Meter: A Coin That Unlocks a Clock

The Parking Meter: A Coin That Unlocks a Clock

ដោយ MartinNO

មេកានិក

10
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បង្ហាញ 24 ក្នុងចំណោម 222