1 of the drawings, the pointed end of the wedge member 4 is positioned intermediate the wedge guiding roller 9 and the shiftable roller I0. 1 of the draw-y ings, this wedge member 4 is substantially triangular in shape and is provided with straight, flat side portions 4b and 4c arranged to engage the wedge guiding roller 9 and the shiftable roller I respectively. 1 and 3 of the drawings, It will be obvious that the end portion 4a of the wedge member 4 is pivot- The plunger supporting spring I3 is provided with opposed resilient coil portions I3a and the ally mounted on the axle 8a and is arranged 'in l pivotal relation with the tongue portions 3a. These piston rod guiding rollers I and 8 are mounted on an axle 8a which is inserted through the tongue portions 3a of the piston rod 3 and the end portion 4a of the wedge member 4, all as shown best in Figs. Positioned at opposite sides of the end portion 4a of the Wedge member 4 and outwardly of the tongue portions 3a of the piston rod 3 are the piston rod. Positioned intermediate these tongue portions 3a is the end portion 4a of the wedge member 4. B21J15/18- Drives for riveting machines Transmission means therefor operated by air pressure or other gas pressure, e.g.B21J15/16- Drives for riveting machines Transmission means therefor.
238000006073 displacement reaction Methods 0.000 description 1.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Robert M Randall, Burton C Mandeville filed Critical Robert M Randall Priority to US389876A priority Critical patent/US2368378A/en Application granted granted Critical Publication of US2368378A publication Critical patent/US2368378A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US389876A Inventor Robert M Randall Burton C Mandeville Original Assignee Robert M Randall Burton C Mandeville Priority date (The priority date is an assumption and is not a legal conclusion.
#Rivet squeezer pdf
Google Patents US2368378A - Rivet squeezerĭownload PDF Info Publication number US2368378A US2368378A US389876A US38987641A US2368378A US 2368378 A US2368378 A US 2368378A US 389876 A US389876 A US 389876A US 38987641 A US38987641 A US 38987641A US 2368378 A US2368378 A US 2368378A Authority US United States Prior art keywords rivet roller pressure piston wedge Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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