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US4514942A Expired / Lapsed US ⏱️ 0.0 years remaining

Damping installation for earthquake-endangered buildings

Assignee: Individual
•
Filing: 1982-12-22
•
Granted: 1985-05-07
•
Expires: 2002-12-22
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Abstract

Abstract A damping installation for earthquake-endangered buildings providing for a vibration insulator between the foundation and the building.

Inventors

  • 👤 Adrian Pocanschi

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 04:58
CPC Classifications
E; E04; E04H; E04H9/00; E04H9/02; E04H9/021; E04H9/0235

Claims Analysis

Total Claims: 7
Claim 1
Independent Claim 124 words
Damping installation for earthquake-endangered buildings where a vabration insulator is arranged between the foundation and the building showing that the vibration insulator rests in an overall casing consisting of a top casing and a bottom casing through which, under normal conditions, i.e. excluding earthquakes, the gravity of the building is transmitted mainly through a rigid connection of minor load to the vibration insulator and that the connection between the top and bottom section severs in an earthquake, thereby loading the vibration insulator wherein the detachable connection is formed by spacer wedges in the vertical sections of the casing which, under normal conditions, are held in position by a closure ring, the ring having a plane of weakness breaking by the agency of an earthquake.
Claim 2
Dependent Claim 124 words
Damping installation for earthquake-endangered buildings where a vabration insulator is arranged between the foundation and the building showing that the vibration insulator rests in an overall casing consisting of a top casing and a bottom casing through which, under normal conditions, i.e. excluding earthquakes, the gravity of the building is transmitted mainly through a rigid connection of minor load to the vibration insulator and that the connection between the top and bottom section severs in an earthquake, thereby loading the vibration insulator wherein the detachable connection is formed by spacer wedges in the vertical sections of the casing which, under normal conditions, are held in position by a closure ring, the ring having a plane of weakness breaking by the agency of an earthquake.
Claim 3
Dependent Claim 69 words
Damping installation according to claim 1, whereby a damping post is arranged between the top section and the bottom section featuring reinforcements above and below which each in itself are surrounded by damping material in the top as well as the bottom section, wherein the upper reinforcement of the damping post is featured as a wing head arranged in a viscous liquid in a container in the top section.
Claim 4
Dependent Claim 23 words
Damping installation according to claim 2, wherein a neoprene damping is arranged in a viscous liquid in the bottom section of the container.
Claim 5
Dependent Claim 134 words
Damping installation for earthquake-endangered buildings, where a vibration insulator is arranged between the foundation and the building showing that the vibration insulator rests in an overall casing consisting of a top casing and a bottom casing through which, under normal conditions, i.e., excluding earthquakes, the gravity of the building is transmitted mainly through a rigid connection of minor load to the vibration insulator and that the connection, which is held by a ring between the top and bottom section severs in an earthquake after rupture of the ring, thereby loading the vibration insulator, wherein the detachable connection is made up of brittle parts which break by the agency of an earthquake, wherein the rupture of the ring is set off by an electromagnet along a lever, the electrical impulse being transmitted by a seismograph.
Claim 6
Dependent Claim 134 words
Damping installation for earthquake-endangered buildings, where a vibration insulator is arranged between the foundation and the building showing that the vibration insulator rests in an overall casing consisting of a top casing and a bottom casing through which, under normal conditions, i.e., excluding earthquakes, the gravity of the building is transmitted mainly through a rigid connection of minor load to the vibration insulator and that the connection, which is held by a ring between the top and bottom section severs in an earthquake after rupture of the ring, thereby loading the vibration insulator, wherein the detachable connection is made up of brittle parts which break by the agency of an earthquake, wherein the rupture of the ring is set off by an electromagnet along a lever, the electrical impulse being transmitted by a seismograph.
Claim 7
Dependent Claim 27 words
Damping installation according to claim 4 wherein a roller featured with grooves to receive the respective ends of the ring is attached to where the lever acts.

References Cited (Backward Citations)

US3232015A Cited
US3212745A Cited
US3796017A Cited
US3794277A Cited
US3789174A Cited
US4188681A Cited
US4209868A Cited
US4330103A Cited
US4363149A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1988-05-06 1988-11-05 1989-05-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1992-05-06 1992-11-05 1993-05-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1996-05-06 1996-11-05 1997-05-07 $7700.00 Window Closed / Lapsed

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