Drawing Concentric Arcs with Compass and Lengthening Bar
"On horizontal center line mark off eight points 3/8" apart, beginning at right side of space." —French,…
Upright Bicycle Stand
This bicycle stand features vertically adjustable brace bars which are hinged to an intermediate part…
Long Case Clock
A longcase clock, also tall-case clock, floor clock, or grandfather clock, is a tall, freestanding,…
Garment Stretcher
The garment extender is used to stretch and size tubular portions of garments. The extender comprises…
Bicycle Saddle
A bicycle saddle is often called a seat, which has one of three contact points on an upright bicycle,…
Land Leveler
This specification discloses a land leveler comprising a massive rectangular frame including reinforced…
Interchangeable Window Sash and Screen
A sash window is made of one or more movable panels or sashes that form a frame to hold panes of glass…
Conventional Breaks Symbols of Round Section Cylinder
A conventional break symbol for a round section to use as a shortcut in shortening the length of the…
Conventional Breaks Symbols of Pipe or Tubing without Cutting Diameter
A shortcut drawing pipe or tubing conventional break to draw a pipes and tubes by shortening the length…
Conventional Breaks Symbols of Pipe or Tubing by Cutting Diameter
The conventional break symbol for drawing a pipe or tubing by cutting the diameter in half.
Mining Machine
A trommel is a screened cylinder used to separate materials by size, separating the biodegradable fraction…