Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
A fastener is provided. The fastener includes an elongated shank having a longitudinal axis. The fastener also includes a head portion formed at a first end of the shank. The head portion includes an annular flange extending radially from the longitudinal axis. The fastener also includes a knurled section extending along at least a portion of the shank and disposed adjacent to the annular flange. The knurled section includes a plurality of grooves circumferentially surrounding the portion of the shank. The fastener also includes a smooth section extending along at least a portion of the shank and disposed adjacent to the knurled section. The fastener also includes a helical threaded portion extending axially along at least a portion of said shank toward a second end of the shank and disposed adjacent to the smooth section.
A fastener is provided. The fastener includes an elongated shank having a longitudinal axis. The fastener also includes a head portion formed at a first end of the shank. The head portion includes an annular flange extending radially from the longitudinal axis. The fastener also includes a knurled section extending along at least a portion of the shank and disposed adjacent to the annular flange. The knurled section includes a plurality of grooves circumferentially surrounding the portion of the shank. The fastener also includes a smooth section extending along at least a portion of the shank and disposed adjacent to the knurled section. The fastener also includes a helical threaded portion extending axially along at least a portion of said shank toward a second end of the shank and disposed adjacent to the smooth section.
Drive spike
SARGIS ISAAC (Autor:in)
22.03.2016
Patent
Elektronische Ressource
Englisch
IPC:
F16B
DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES
,
Vorrichtungen zum Befestigen oder Sichern von Konstruktionselementen oder Maschinenteilen, z.B. Nägel, Bolzen, Schrauben, Sprengringe, Klemmen, Klammern oder Keile
/
E01B
PERMANENT WAY
,
Gleisoberbau
Track spike, track spike system, track spike control method, and computer readable medium
| Europäisches Patentamt | 2023