Journal of the Franklin InstituteFranklin Institute, 1853 Vols. 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] |
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Results 1-5 of 69
Page 17
... slide , operated by grooves in the treadle cam ; this we do not claim : but we do claim the combination of the inclined plane , on picker staff spring , and hooks , for the purpose of sliding the hooks , in the man- ner and for the ...
... slide , operated by grooves in the treadle cam ; this we do not claim : but we do claim the combination of the inclined plane , on picker staff spring , and hooks , for the purpose of sliding the hooks , in the man- ner and for the ...
Page 19
... slide and feeding stubs , for the purposes specified , the said reciprocating slide having angular points projecting into the aforesaid sigmoid openings , for effecting the discharge of the seed from the outlets from which the stubs are ...
... slide and feeding stubs , for the purposes specified , the said reciprocating slide having angular points projecting into the aforesaid sigmoid openings , for effecting the discharge of the seed from the outlets from which the stubs are ...
Page 22
... slide through the piston rod , substantially in manner as above set forth . " And I also claim the combination of the rocker lever , the wedge , the bolt within the lever , the two cam plates , the spring catch , the spring and the ...
... slide through the piston rod , substantially in manner as above set forth . " And I also claim the combination of the rocker lever , the wedge , the bolt within the lever , the two cam plates , the spring catch , the spring and the ...
Page 24
... slide , or their equivalents , with the back part of the tree , which , when contracted , all bed closely therein , as and for the purpose herein described . " 64. For an Improvement in Printing Presses ; Aaron H. Cragin , Martin Buck ...
... slide , or their equivalents , with the back part of the tree , which , when contracted , all bed closely therein , as and for the purpose herein described . " 64. For an Improvement in Printing Presses ; Aaron H. Cragin , Martin Buck ...
Page 29
... slides , in combination with the stationary tongues and grooves , for the purpose of tonguing and grooving boards , & c . , as set forth . " 7. For an Improvement in Hot Air Furnaces ; Stephen Gates , Albion , New York . Claim ...
... slides , in combination with the stationary tongues and grooves , for the purpose of tonguing and grooving boards , & c . , as set forth . " 7. For an Improvement in Hot Air Furnaces ; Stephen Gates , Albion , New York . Claim ...
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acid alumina apparatus applied arrangement Assignor axle beam blast boiler carbon carbonic acid cast iron cause cent centre centum chamber claim coal colors combination condensation connexion construction cutter cylinder diameter effect engine equivalent evaporated experiments feet fire box flues frame Franklin Institute furnace fusel oil gases heating surface hour hydrochloric acid Improvement increase india rubber indicator diagrams invention consists Journal length letters patent lever locomotive machine machinery magnesia manner manufacture Mean effective pressure means mechanical metal miles minute mode motion mould nitric acid obtained operation oxide pass patent Pennsylvania Philadelphia pipe piston pitch placed plate portion pounds present pressure produced proportion purpose quantity railway rollers screw shaft side silica slide speed spring square inch steam Stove stroke substantially as described temperature tion train tubes valve vertical vessel weight wheel wrought iron York