US2167021A - Velocipede - Google Patents

Description

y 25, 1939. B. J. ANDERSON 2,161,021

VELOCIPEDE Filed Feb. 1, 1937 INVENTOR.

4 'TORNEY.

Patented July 25, 1939 2,167,021

UNITED STATES PATENT OFFICE VELOOIPEDE Bert J. Anderson, Hammond, Ind.

Application February 1, 1937, Serial No. 123,501

2 Claims. (01. 280-282) This invention relates to an improved velociaperture 24 is provided in one of the stampings in pede construction and has for one of its principal alignment with the opening 22. The opening 24 objects the provision of means for producing a provides access for-means for adjustably securlight and sturdy stamped metal frame which ing a seat post in position. combines the favorable characteristics of both A portion of the metal of each stamping tubular and stamped vehicles. between the openings 20 and 22 is cut away and Another important object of advantage resides the horizontal edges 26 are turned inwardly to in the provision of means for forming a backform two substantially tubular portions as is best bone of two complementary parts without weldshown in Figs. 1 and. 3. The vertical edges 21 of ll) ing or riveting. the cut away portion of one stamping overlap and Still another important object of advantage are secured to corresponding portions of the other resides in the provision of means for crimping the stamping. This construction in addition to greatedges of one portion of the frame over the edges 1y enhancing the appearance of the finished of the other portion. frame also provides a flexibility and sturdiness A still further object of importance and adwhich is not attainable in solid construction. 15 vantage is the provision of means for securing a The rear end of each stamping is bifurcated platform or deck plate to the backbone. and the portions thereof are indicated by the Additional objects of importance and advanreference numerals 28 and 30. The portions 28 tage will become apparent as the following deare curled into substantially tubular formation tailed description progresses reference being bad and each portion 30 is semi-circular in cross sec- 20 to the accompanying drawing, wherein tion as is best shown in Fig. 4. In assembly a Fig. 1 is a side elevational view of the backcross section of the rear part of the frame shows bone which embodies the invention. the component member thereof in spaced apart Fig. 2 is a top plan view thereof. triangular formation. :3 Fig. 3 is a section taken on line 33 of Fig. 1. Formed adjacent the rear end of each portion Fig. 4 is a section taken on line 4-4 of Fig. 1. of the backbone is an annular shoulder 32. The Fig. 5 is a section taken on line 55 of Fig. 1. shoulder 32 is preferably formed by bulging a Fig. 6 is a section, slightly enlarged, taken on portion of the metal as is best shown in Fig. 6.

line 6-6 of Fig. 1. However, it will be apparent that a shoulder may As shown in the drawing: be formed on the member in any conventional 30 The reference numeral l0 indicates generally manner. the backbone of this invention. In the preferred When the improved backbone of this invention embodiment of the invention as is shown in the is assembled with a platform or rear frame memdrawing the backbone is formed of two compleber 33, the ends 34 are inserted through openings 35 mentary stampings I2 and I4. in such rear frame member. The ends 34 are 35 Formed of the upper edge of each stamping is then spread or clinched against the bottom sura flange or fin which extends substantially the face of the rear frame member 33 and the annuentire length thereof. The fin portion of each lar shoulders 32 are drawn tightly against the stamping preferably follows the curvature of the upper surface.

head and thence extends along the bottom of It will be apparent from the foregoing that 10 the stamping to a point intermediate the ends herein is provided an improved backbone structhereof. The fin or flange on the stamping I2 ture which is sturdy and rugged and which may is indicated by the reference numeral [6 and the be economically produced. fin on stamping I 4 is indicated by the reference Moreover, the device of this invention is numeral l8. clinched throughout and therefore entirely dis- The fin I 6 is substantially twice the width of penses with the conventional and expensive fin l8. When the two stampings l2 and I 4 are means, such as welding or riveting, of securing brought together the fin I6 is crimped over the the parts together or of attaching the assembled fin l8, as is best shown in Figs. 3 and 4, to perunit to a rear frame member.

manently secure the stampings together. I am aware that many changes may be made Formed in the frame near the front thereof is and numerous details of construction varied an opening 20 which is adapted to receive a bushthroughout a wide range without departing from ing or a steering post. the principles of this invention and I, therefore,

Formed in the backbone intermediate the ends do not propose limiting the patent granted herethereof is a seat post receiving opening 22. An on other than is necessitated by the prior art. 55

I claim as my invention: I mentary stampings, the rear end of each stamp- 1. A backbone comprising a pair of compleing being bifurcated, one bifurcated portion of mentary'stampings, the rear end of each stampeach stamping being curled into tubular formaing being bifurcated, one bifurcated portion of tion, means for securing said stampings together,

5 each stamping being curled into tubular formaand means for attaching a platform to the rear 5 tion, and means for securing said stampings toend of the backbone. gether. BERT VJ. ANDERSON.

2. A backbone comprising a pair of comple-

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