Homemade Jar Opener

The accompanying sketch shows a handy device for turning up and unscrewing the covers on glass fruit jars. The loop is slipped over the cover and the handle turned in the direction of the arrow. To unscrew the cover, the tool is turned over and the handle turned in the opposite direction.
Homemade Jar Opener
The Loop in the Leather Grips the Cap Tightly When the Handle is Turned as the Arrow Indicates

The loop should be just large enough to slip over the cover easily. It is made of leather and fastened to the wood handle with screws.

—Contributed by J. B. Downer, Seattle, Wash.

Excerpt from the book:
THE BOY MECHANIC – BOOK 2 1000 THINGS FOR BOYS TO DO
HOW TO CONSTRUCT DEVICES FOR WINTER SPORTS, MOTION-PICTURE CAMERA, INDOOR GAMES, REED FURNITURE, ELECTRICAL NOVELTIES, BOATS, FISHING RODS, CAMPS AND CAMP APPLIANCES, KITES AND GLIDERS, PUSHMOBILES, ROLLER COASTER, FERRIS WHEEL AND HUNDREDS OF OTHER THINGS WHICH DELIGHT EVERY BOY WITH 995 ILLUSTRATIONS PUBLISHED 1915, BY H. H. WINDSOR CHICAGO POPULAR MECHANICS CO. PUBLISHERS

Read more

How to Make a Lathe suitable for turning wood or s... A small speed-lathe, suitable for turning wood or small metal articles, may be easily made at very little expense. A lathe of this kind is shown in th...
Daguerreotype process – Invention of photogr... The Daguerreotype process explained in 6.18 min video created by George Eastman House. The first commercially successful photographic process was a...
Marco Polo facts for kids Who was Marco Polo?Marco Polo was the first European to travel to Asia and tell his story. His book, "The Travels of Marco Polo" is the most famous tr...
Box-kite – How to Make a Box-kite – Ho... Of the more pretentious kites, none is as popular as the rectangular box-kite. Box-kites may be purchased ready-made in a number of sizes, but they...
Close Menu