Patent US3939974A successfully refreshed from Google Patents.
US3939974A
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Dowel
Assignee: WIEN FISCHAMENDER METALLWARENFABRIK JOSEF SUSCHNY AND SOHNE
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Filing: 1974-10-22
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Granted: 1976-02-24
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Expires: 1994-10-22
Abstract
Abstract Dowels being united to a stripe by severable straps consisting of the material of the dowels, said stripe being adapted for being inserted into the magazine of a shooting or blowing apparatus, characterized in that each dowel is provided at its front face opposing the rammer of the shooting or blowing apparatus with at least one recess extending in longitudinal direction of the stripe.
Inventors
- 👤 Anton Holzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:05
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/02; B; B25; B25C; B25C1/00; B25C1/001; B25C1/006; Y; Y10; Y10S; Y10S206/00; Y10S206/82; Y10S411/00; Y10S411/904; Y10S411/908; Y10T; Y10T403/00; Y10T403/55
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
131 words
A plurality of dowels of synthetic material for use with a dowel driving apparatus of the type having a longitudinally extending magazine including dowel guiding means extending along the length of the magazine, each of said dowels having a head at one end thereof and a front face at the other end thereof and a body extending between said head and face, each said body having a substantially circular cross-section, each front face of each dowel having at least one recess extending across said body along a selected axis, said bodies of said dowels being connected by severable strap means to form an elongated strip with each said strap means extending parallel to said selected axis so that each said recess of each dowel will be alignable along said selected axis.
Claim 2
Dependent Claim
131 words
A plurality of dowels of synthetic material for use with a dowel driving apparatus of the type having a longitudinally extending magazine including dowel guiding means extending along the length of the magazine, each of said dowels having a head at one end thereof and a front face at the other end thereof and a body extending between said head and face, each said body having a substantially circular cross-section, each front face of each dowel having at least one recess extending across said body along a selected axis, said bodies of said dowels being connected by severable strap means to form an elongated strip with each said strap means extending parallel to said selected axis so that each said recess of each dowel will be alignable along said selected axis.
Claim 3
Dependent Claim
33 words
Dowels as claimed in claim 1, characterized in that the recess is formed by a groove being arranged in the middle of said front face and preferably being provided with plane side walls.
Claim 4
Dependent Claim
27 words
Dowels as claimed in claim 2 characterized in that the width of the groove is one-third to one-sixth, preferably approximately one-fifth, of the diameter of the dowel.
Claim 5
Dependent Claim
21 words
Dowels as claimed in claim 2 characterized in that the depth of the groove is approximately equal to the width thereof.
Claim 6
Dependent Claim
30 words
Dowels as claimed in claim 2 characterized in that the cross section of the groove has a taper of reducing width, seen in direction to the bottom of the groove.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-02-23 | 1979-08-25 | 1980-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-02-23 | 1983-08-25 | 1984-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-02-23 | 1987-08-25 | 1988-02-24 | $7700.00 | Window Closed / Lapsed |