EP0164796A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Multisensor ground-force measuring means for vibroseis
Assignee: Shell Internationale Research Maatschappij BV
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Filing: 1985-05-24
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Granted: —
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Expires: 2005-05-24
Abstract
Abstract A means for measuring the force which, in use, is exerted by the base plate of a seismic vibrator on the earth surface. The said means comprises a plurality of individual sensor elements, which are arranged on the side of the said base plate which, in use, is directed to the earth surface.
Inventors
- 👤 Willem Huizer
- 👤 Jacobus Van Der Toorn
- 👤 Gabriel Nicolaas Martinus Maria Van Der Voort
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-04 05:48
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/02; G01V1/04; G01V1/047; G01L; G01L1/00; G01L1/16; Y; Y10; Y10S; Y10S181/00; Y10S181/40; Y10S181/401
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
51 words
A means for measuring the force which, in use, is exerted by the base plate of a seismic vibrator on the earth surface, characterized by a plurality of individual sensor elements, which are arranged on the side of the said base plate which, in use, is directed to the earth surface.
Claim 2
Dependent Claim
51 words
A means for measuring the force which, in use, is exerted by the base plate of a seismic vibrator on the earth surface, characterized by a plurality of individual sensor elements, which are arranged on the side of the said base plate which, in use, is directed to the earth surface.
Claim 3
Dependent Claim
15 words
The means as claimed in claim 1 characterized in that 10-100 sensor elements are present.
Claim 4
Dependent Claim
22 words
The means as claimed in claim 1 or 2, characterized in that the said sensors are arranged on a rectangular base plate.
Claim 5
Dependent Claim
30 words
The means as claimed in any one of claims 1-3 characterized in that the said sensors are arranged in an n x m matrix, wherein n and m are integers.
Claim 6
Dependent Claim
23 words
The means as claimed in any one of claims 1-4 characterized in that each sensor comprises a mounting plate provided with piezo-electric material.
Claim 7
Dependent Claim
16 words
The neans as claimed in claim 5 characterized in that the said mounting plate is cross-shaped.
Claim 8
Dependent Claim
24 words
The means as claimed in claim 6 characterized in that the cross-shaped mounting plate is provided at its ends with discs of piezo-electric material.
Claim 9
Dependent Claim
19 words
The means as claimed in any one of claims 5-7 characterized by a mounting plate of epoxy glass fibre.
Claim 10
Dependent Claim
26 words
The means as claimed in any one of claims 5-8 characterized in that the said mounting plate is provided with copper layers on its both sides.
Claim 11
Dependent Claim
24 words
The means as claimed in any one of claims 7-9 characterized in that the said mounting plate and discs are embedded in epoxy resin.
References Cited (Backward Citations)
No citation records indexed.
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