11 Matching Results

Search Results

Advanced search parameters have been applied.
in subjects: "Science and Technology - Tools"  
Results: 1 - 11

Headlight.

Description: Patent for Locomotive-headlights, "and has for its principal object to so construct the lamp and its casing as to permit of the lighting or adjusting the lamp-blaze from the back of the headlight box…” (lines 8-13) including illustrations.
Date: December 2, 1902
Creator: Stanton, James Robertson
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gas-Vent for Molds.

Description: Patent for a gas-vent for molds. Its object is "to provide a simple and cheap construction whereby free escape of the gas or air is permitted form the mold into which molten metals...are to be poured for the purpose of forming a casting" (lines 12-18). Construction of the vent may vary.
Date: February 2, 1897
Creator: Streetman, Willard
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rein-Guide

Description: Patent for rein guides to support a harness and guide horses. The device yields little space during storage and transportation.
Date: January 13, 1903
Creator: Johnston, Nathan
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Washing-Machine.

Description: Patent for improvements in washing-machines by using a combination of adjustable stationary rubbing-board and a rotary rubbing-cylinder to regulate the pressure on the clothes and at the same time, clothes can be cleaned without injury to them. Illustration is included.
Date: April 7, 1891
Creator: Polk, Kindrick Ford
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Gin or Linting-Machine

Description: Patent for machine to "provide means for removing lint cotton from the gin saw teeth" (lines 11-12) and "provide efficient means for taking care of the cotton after it leaves the saw teeth." (lines 14-19)
Date: December 3, 1918
Creator: Hodo, Wesley A. J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Dental Mold.

Description: Patent for dental mold, it is an improvement on patent no. 700855, by the same inventor. The improvement was to have open sides and large exit at the bottom of the lower neck of the mold, and a flask having a wide inlet in order to keep the molten metal from contact with the metal of the mold to avoid being suddenly cooled. (Lines 19-23) Illustration is included.
Date: March 31, 1903
Creator: Streetman, Willard
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Casting Dental Plates.

Description: Patent for casting dental plates which builds upon a previous patent by the same inventor, Patent No. 633,222, accepted on September 19, 1899. This patent professes to eliminate previous issues with casting metal such as pinholes and air bubbles that create imperfections in the dental plates.
Date: May 27, 1902
Creator: Streetman, Willard
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bolt-Clipper

Description: Patent for improvements to bolt cutters, in terms of construction and efficiency. The improvement includes "oppositely-disposed jaw members, having v-shaped cutting edges" (lines 36-37). Includes illustrations.
Date: January 9, 1906
Creator: Pulvitt, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bricklayer's Guide-Line Holder.

Description: Patent for improvements in Bricklayers' Guide-Line Holders with spring controlled jaws for anchoring the holder to the brick, securing it in a stationary position on the wall.
Date: March 31, 1914
Creator: Knott, Miller & Bible, Adam Calver
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen