Acoustics – Sound-modifying means
Patent
1979-07-23
1980-12-09
Miller, Jr., George H.
Acoustics
Sound-modifying means
181200, 180 8914, G10K 1100
Patent
active
042379989
ABSTRACT:
A sound insulating arrangement for a vehicle including a gear shift lever extending upward into the passenger compartment of the vehicle through an aperture formed in the floor panel thereof is disclosed. The arrangement comprises a shift lever boot having a bottom opening larger than the aperture and a top opening in fitting engagement with the gear shift lever and secured to the floor panel so as to cover the aperture. The arrangement also comprises a sound insulating plate having a center hole for penetration of the gear shift lever and a number of slits radially extending from the center hole for freedom of movement of the gear shift lever. The shift lever boot is provided at least partially with a bellows portion in one fold of which the sound insulating plate is fitted.
REFERENCES:
patent: 3926068 (1975-12-01), Jantzen et al.
patent: 3990535 (1976-11-01), Bruce
Fuller Benjamin R.
Miller Jr. George H.
Nissen Motor Company, Limited
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