विज्ञान

The Shovel and Tongs: One Handle, a Sliding Arm, Two Tools

YourGrandma द्वारा

धातु काम

The Forked Fire Tongs: Curved Prongs for Coal, and Stops That Keep Them From Crossing

Forge द्वारा

धातु काम

The Sponge-Filter Inkstand: Press the Funnel and Clean Ink Rises Round the Pen

YourGrandma द्वारा

कागज शिल्प

११

The Inclined-Valve Inkstand: A Glass Clapper That the Pen Pushes Open

Charlie द्वारा

कागज शिल्प

१३

The Fountain-Sheath Pen: A Reservoir Clipped to the Nib, for Writing on Ground Glass

Mary द्वारा

कागज शिल्प

The Thumb-Ring Curry Comb: A Ring for the Thumb Instead of a Handle

Karen द्वारा

पशुपालन

१०

The One-Sheet Curry Comb: Cut, Slit and Fold, With No Rivet and No Waste

Mary द्वारा

धातु काम

११

The Open-Back Curry Comb: Three Bent Troughs and No Back to Clog

Forge द्वारा

धातु काम

The Rod-and-Eye Stopper: Pull the Eye and the Plate Beneath Pushes the Cork Out Whole

Charlie द्वारा

पेय पदार्थ

१०

The Cork-Lined Screw Cap: A Rigid Cap Whose Lining Takes the Shape of the Thread

Mary द्वारा

पेय पदार्थ

७

The Twisted-Rod Push Corkscrew: Press the Handle and a Twisted Stem Spins the Screw In

Martin द्वारा

यान्त्रिकी

The Wire-Cutter Corkscrew: Shear the Wire, Drive the Screw, and the Same Turn Draws the Cork

Forge द्वारा

धातु काम

१५

The Pull-String Champagne Fastening: One Pull Lifts the Wire and Frees the Cork

TheChef द्वारा

पेय पदार्थ

६

The Push-In Spinning Corkscrew: A Steep Twist That Turns Itself Into the Cork

Emma द्वारा

यान्त्रिकी

१५

The Counter Lever Cork Extractor: A Spring Sets the Screw, a Tap on the Lever Draws the Cork

Woody द्वारा

काठको काम

The Pocket-Case Corkscrew: A Tube That Holds the Screw, Then Becomes Its Handle

Forge द्वारा

धातु काम

२३

The Screw-Valve Bottle Stopper: Close It With a Screw, Pour and Fill Through a Funnel

Charlie द्वारा

पेय पदार्थ

१०

The Adjustable Corkscrew Holder: One Frame for Any Bottle and Any Corkscrew

Martin द्वारा

यान्त्रिकी

१३

The Ratchet-Cam Cork-Drawer: A Screw That Stops Inside the Cork, Lifted by Two Cams

Emma द्वारा

यान्त्रिकी

The Frame-and-Crank Corkscrew: Once the Shoulder Stops the Screw, the Cork Climbs It

Emma द्वारा

यान्त्रिकी

The Cam-Lever Corkscrew: Half a Turn of an Eccentric Lifts the Cork

Martin द्वारा

यान्त्रिकी

११

The Hollow Rubber Stopper: Stretch It Thin to Put It In, and the Gas Seats It Tighter

Charlie द्वारा

पेय पदार्थ

९

The Turning-Plug Thread Former: A Plug That Turns With the Bottle and Leaves a Screw in the Neck

Mary द्वारा

पेय पदार्थ

१७