Journal of the Franklin InstituteVols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
From inside the book
Results 1-5 of 100
Page 20
“ The nature of my invention consists in constructing a sash fastener , by the combination of a rocking plate , spiral spring , and levers ; the plate and spring being acted upon in such a manner by the levers , that the sash can be ...
“ The nature of my invention consists in constructing a sash fastener , by the combination of a rocking plate , spiral spring , and levers ; the plate and spring being acted upon in such a manner by the levers , that the sash can be ...
Page 22
“ The nature of my invention consists in withdrawing , supporting , carrying , replacing , and releasing the figuring wires , by means of a claw , operated automatically by the moving parts of the loom . ” Claim .
“ The nature of my invention consists in withdrawing , supporting , carrying , replacing , and releasing the figuring wires , by means of a claw , operated automatically by the moving parts of the loom . ” Claim .
Page 24
“ The nature of my invention consists in forming cavities in the hinder part of a boot tree , and inserting therein a series of levers and friction rollers , which being operated by a screw , and made to expand the tree whilst in the ...
“ The nature of my invention consists in forming cavities in the hinder part of a boot tree , and inserting therein a series of levers and friction rollers , which being operated by a screw , and made to expand the tree whilst in the ...
Page 25
Having thus described the nature of my improvements in machinery for threshing and separating grain , I wish it to be understood , that I lay no claim to originality in passing the screening a second time through the threshing apparatus ...
Having thus described the nature of my improvements in machinery for threshing and separating grain , I wish it to be understood , that I lay no claim to originality in passing the screening a second time through the threshing apparatus ...
Page 52
This is Nature's law , in order to counteract and balance the extra resistance the forebody meets with against the air and water to what the aft body is subject . Īn Chapter III . a it is seen , when treating upon the law of 52 ...
This is Nature's law , in order to counteract and balance the extra resistance the forebody meets with against the air and water to what the aft body is subject . Īn Chapter III . a it is seen , when treating upon the law of 52 ...
What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
Common terms and phrases
acid action amount apparatus appears applied arrangement attached boiler carbon carried cast cause cent centre chamber claim closed coal colors combination connected consists construction containing cylinder described diameter direction distance effect employed engine equal experiments feet fire flues force frame furnace give given greater heat hour Improvement inches increase Institute invention iron Journal latter lead length less light lower machine manner manufacture material means mechanical metal method miles minute motion moved nature object observed obtained operation oxide pass patent pipe piston placed plate portion position pounds practical present pressure produced proportion quantity railway screw separate shown side slide space specified speed spring square steam stroke substantially surface taken tion train tubes turning valve vessel weight wheel whole York