BOLT INTERFACE COATING AND THREAD TRANSITION GEOMETRY FOR SLEEVED FASTENERS USED IN COMPOSITE APPLICATIONS

A bolt for an interference fastener and a fastener system is provided. The bolt (80) has a body extending axially between a first end (80A) and a second end (80B). The body has a threaded area (82) extending axially inward from the second end (80B) and a head (85) configured on the first end (80A)....

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Bibliographic Details
Main Authors Houle, Charles, Cowles, John H. Jr, Smith, Phil, Swartley, Curtis
Format Patent
LanguageEnglish
French
German
Published 16.09.2020
Subjects
AIRCRAFT
ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSIONTRANSMISSIONS IN AIRCRAFT
AVIATION
BLASTING
COSMONAUTICS
DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING
ENGINEERING ELEMENTS AND UNITS
EQUIPMENT FOR FITTING IN OR TO AIRCRAFT
FLYING SUITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
PARACHUTES
PERFORMING OPERATIONS
THERMAL INSULATION IN GENERAL
TRANSPORTING
WEAPONS
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Summary:A bolt for an interference fastener and a fastener system is provided. The bolt (80) has a body extending axially between a first end (80A) and a second end (80B). The body has a threaded area (82) extending axially inward from the second end (80B) and a head (85) configured on the first end (80A). A cylindrical expansion area (84) extends axially between the head (85) and the transition area (181T, 181T', 182T, 183T, 184T, 185T, 186T, T, T', T"). The transition area is disposed axially between the cylindrical expansion area (84) and the threaded area (82).
Bibliography:Application Number: EP20190183809