Crutches with Springs in Them
Item
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Title (Dublin Core)
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Crutches with Springs in Them
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Article Title and/or Image Caption (Dublin Core)
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Crutches with Springs in Them
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extracted text (Extract Text)
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Have you ever used
crutches? If you have
you know that in spite of their
rubber tips they jar you at
every step. But that is natural
since you are using wood for
legs. Wood has no spring to it;
your legs have. When you walk
you bend your knees. and your
ankles, move your toes and,
perhaps wear rubber heels. All
these factors give you spring:
The rubber tip of a crutch, of
course, cannot equal it.
Walter F. Fanning ‘of Provi-
dence, R. I, realized this and he
built a crutch with a real cushion
spring in it. Near the bottom
of the crutch the wood is hol-
lowed out. In it is fitted the
tip end of the crutch which is
also partly hol-
low. A spring
connects the
crutch and its
sliding tip; so
when you lean on
your crutch
1 it gives be-
cause of the
| the shocks
| absorber in-
| side.
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Language (Dublin Core)
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eng
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Date Issued (Dublin Core)
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1919-12
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pages (Bibliographic Ontology)
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58
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Rights (Dublin Core)
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Public domain (Google digitized)
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Archived by (Dublin Core)
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Davide Donà
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Alberto Bordignon (Supervisor)
Popular Science Monthly, v. 95, n. 5, 1919
