The Franklin Journal, and American Mechanics' Magazine1848 |
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Seite 24
... screw , nor do I claim regulating the clevis by a slit and set screw , as these have before been done ; but what I do claim as my improve- ment , and desire to secure by letters patent , is the combination of the horizontal and vertical ...
... screw , nor do I claim regulating the clevis by a slit and set screw , as these have before been done ; but what I do claim as my improve- ment , and desire to secure by letters patent , is the combination of the horizontal and vertical ...
Seite 27
... Screws ; Thomas W. Harvey , New York , September 3 . The patentee says , - " In my machine for cutting off the wires and for forming the heads thereon , preparatory to the other operations ne- cessary to the perfecting of wood screws ...
... Screws ; Thomas W. Harvey , New York , September 3 . The patentee says , - " In my machine for cutting off the wires and for forming the heads thereon , preparatory to the other operations ne- cessary to the perfecting of wood screws ...
Seite 32
... screw that is tapped , through an arber that turns in standards , so that by the turning of the screws the rollers can be elevated or de- pressed at pleasure , to increase or decrease the depth of the ditch . And my third improvement ...
... screw that is tapped , through an arber that turns in standards , so that by the turning of the screws the rollers can be elevated or de- pressed at pleasure , to increase or decrease the depth of the ditch . And my third improvement ...
Seite 48
... screw , and by being confined between rims , or in other suitable modes , substantially the same ; the distinguishing feature of the said lap being the dividing of its periphery into separate plates , and combining the same together ...
... screw , and by being confined between rims , or in other suitable modes , substantially the same ; the distinguishing feature of the said lap being the dividing of its periphery into separate plates , and combining the same together ...
Seite 92
... screw in a vibrating arm , the outer end of which is jointed to another arm of equal length that turns on the end of the stud on which the scroll cam and wheel turn , so that when the slide is at the lower end of the arm - the two arms ...
... screw in a vibrating arm , the outer end of which is jointed to another arm of equal length that turns on the end of the stud on which the scroll cam and wheel turn , so that when the slide is at the lower end of the arm - the two arms ...
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acid acrolein action apparatus applied arranged atmospheric attached boiler braces bridge carriage cast iron chamber claim Claim."What coal combination connected connexion constructed copper cutters cylinder deposited desire to secure diameter dilatation discharge draw rollers effect elastic force engine experiments feet flue frame FRANKLIN INSTITUTE frustrum furnace glass gutta percha heat Improvement inches invention consists length letters patent lever lode machine magnet manner described manufacture means ment mercury metal method miles mode motion operation oven oxide pass patentee says Pennsylvania Philadelphia piece piezometer pipe piston placed plate Premium present pressure produced pump purpose quantity railroad railway road rollers salt screw secure by letters shaft side sliding spring steam stove substance substantially as described sulphuric sulphuric acid surface temperature thermometer tion tube U. S. Patent Office upper valve vapor vertical vessel weight wheel whole wire York