Global Double Diaphragm Coupling Market Professional Survey Report 2017

January 2017 | 125 pages | ID: G6DDCB73EDBEN
QYResearch

Abstracts

Notes:

Production, means the output of Double Diaphragm Coupling

Revenue, means the sales value of Double Diaphragm Coupling

This report studies Double Diaphragm Coupling in Global market, especially in North America, China, Europe, Southeast Asia, Japan and India, with production, revenue, consumption, import and export in these regions, from 2011 to 2015, and forecast to 2021.

This report focuses on top manufacturers in global market, with production, price, revenue and market share for each manufacturer, covering

• Altra
• Voith
• KOP-FLEX
• EKK
• John Crane
• Rexnord
• WUXI TRUMY
• Creintors
• Lenze
• China Chengdu Eastern-tech
• RBK Drive
• KTR
• COUP-LINK
• Miki Pulley

By types, the market can be split into

• Metal diaphragms
• Plastic diaphragms
• Others

By Application, the market can be split into

• Turbo-machinery
• Compressors
• Generators
• Pumps
• Marine/Offshore Platform
• Others

By Regions, this report covers (we can add the regions/countries as you want)

• North America
• China
• Europe
• Southeast Asia
• Japan
• India

Contents

Global Double Diaphragm Coupling Market Professional Survey Report 2017

1 INDUSTRY OVERVIEW OF DOUBLE DIAPHRAGM COUPLING

1.1 Definition and Specifications of Double Diaphragm Coupling
  1.1.1 Definition of Double Diaphragm Coupling
  1.1.2 Specifications of Double Diaphragm Coupling
1.2 Classification of Double Diaphragm Coupling
  1.2.1 Metal diaphragms
  1.2.2 Plastic diaphragms
  1.2.3 Others
1.3 Applications of Double Diaphragm Coupling
  1.3.1 Turbo-machinery
  1.3.2 Compressors
  1.3.3 Generators
  1.3.4 Pumps
  1.3.5 Marine/Offshore Platform
  1.3.6 Others
1.4 Market Segment by Regions
  1.4.1 North America
  1.4.2 China
  1.4.3 Europe
  1.4.4 Southeast Asia
  1.4.5 Japan
  1.4.6 India

2 MANUFACTURING COST STRUCTURE ANALYSIS OF DOUBLE DIAPHRAGM COUPLING

2.1 Raw Material and Suppliers
2.2 Manufacturing Cost Structure Analysis of Double Diaphragm Coupling
2.3 Manufacturing Process Analysis of Double Diaphragm Coupling
2.4 Industry Chain Structure of Double Diaphragm Coupling

3 TECHNICAL DATA AND MANUFACTURING PLANTS ANALYSIS OF DOUBLE DIAPHRAGM COUPLING

3.1 Capacity and Commercial Production Date of Global Double Diaphragm Coupling Major Manufacturers in 2015
3.2 Manufacturing Plants Distribution of Global Double Diaphragm Coupling Major Manufacturers in 2015
3.3 R&D Status and Technology Source of Global Double Diaphragm Coupling Major Manufacturers in 2015
3.4 Raw Materials Sources Analysis of Global Double Diaphragm Coupling Major Manufacturers in 2015

4 GLOBAL DOUBLE DIAPHRAGM COUPLING OVERALL MARKET OVERVIEW

4.1 2011-2016 Overall Market Analysis
4.2 Capacity Analysis
  4.2.1 2011-2016 Global Double Diaphragm Coupling Capacity and Growth Rate Analysis
  4.2.2 2015 Double Diaphragm Coupling Capacity Analysis (Company Segment)
4.3 Sales Analysis
  4.3.1 2011-2016 Global Double Diaphragm Coupling Sales and Growth Rate Analysis
  4.3.2 2015 Double Diaphragm Coupling Sales Analysis (Company Segment)
4.4 Sales Price Analysis
  4.4.1 2011-2016 Global Double Diaphragm Coupling Sales Price
  4.4.2 2015 Double Diaphragm Coupling Sales Price Analysis (Company Segment)

5 DOUBLE DIAPHRAGM COUPLING REGIONAL MARKET ANALYSIS

5.1 North America Double Diaphragm Coupling Market Analysis
  5.1.1 North America Double Diaphragm Coupling Market Overview
  5.1.2 North America 2011-2016 Double Diaphragm Coupling Local Supply, Import, Export, Local Consumption Analysis
  5.1.3 North America 2011-2016 Double Diaphragm Coupling Sales Price Analysis
  5.1.4 North America 2015 Double Diaphragm Coupling Market Share Analysis
5.2 China Double Diaphragm Coupling Market Analysis
  5.2.1 China Double Diaphragm Coupling Market Overview
  5.2.2 China 2011-2016 Double Diaphragm Coupling Local Supply, Import, Export, Local Consumption Analysis
  5.2.3 China 2011-2016 Double Diaphragm Coupling Sales Price Analysis
  5.2.4 China 2015 Double Diaphragm Coupling Market Share Analysis
5.3 Europe Double Diaphragm Coupling Market Analysis
  5.3.1 Europe Double Diaphragm Coupling Market Overview
  5.3.2 Europe 2011-2016 Double Diaphragm Coupling Local Supply, Import, Export, Local Consumption Analysis
  5.3.3 Europe 2011-2016 Double Diaphragm Coupling Sales Price Analysis
  5.3.4 Europe 2015 Double Diaphragm Coupling Market Share Analysis
5.4 Southeast Asia Double Diaphragm Coupling Market Analysis
  5.4.1 Southeast Asia Double Diaphragm Coupling Market Overview
  5.4.2 Southeast Asia 2011-2016 Double Diaphragm Coupling Local Supply, Import, Export, Local Consumption Analysis
  5.4.3 Southeast Asia 2011-2016 Double Diaphragm Coupling Sales Price Analysis
  5.4.4 Southeast Asia 2015 Double Diaphragm Coupling Market Share Analysis
5.5 Japan Double Diaphragm Coupling Market Analysis
  5.5.1 Japan Double Diaphragm Coupling Market Overview
  5.5.2 Japan 2011-2016 Double Diaphragm Coupling Local Supply, Import, Export, Local Consumption Analysis
  5.5.3 Japan 2011-2016 Double Diaphragm Coupling Sales Price Analysis
  5.5.4 Japan 2015 Double Diaphragm Coupling Market Share Analysis
5.6 India Double Diaphragm Coupling Market Analysis
  5.6.1 India Double Diaphragm Coupling Market Overview
  5.6.2 India 2011-2016 Double Diaphragm Coupling Local Supply, Import, Export, Local Consumption Analysis
  5.6.3 India 2011-2016 Double Diaphragm Coupling Sales Price Analysis
  5.6.4 India 2015 Double Diaphragm Coupling Market Share Analysis

6 GLOBAL 2011-2016 DOUBLE DIAPHRAGM COUPLING SEGMENT MARKET ANALYSIS (BY TYPE)

6.1 Global 2011-2016 Double Diaphragm Coupling Sales by Type
6.2 Different Types of Double Diaphragm Coupling Product Interview Price Analysis
6.3 Different Types of Double Diaphragm Coupling Product Driving Factors Analysis
  6.3.1 Metal diaphragms of Double Diaphragm Coupling Growth Driving Factor Analysis
  6.3.2 Plastic diaphragms of Double Diaphragm Coupling Growth Driving Factor Analysis
  6.3.3 Others of Double Diaphragm Coupling Growth Driving Factor Analysis

7 GLOBAL 2011-2016 DOUBLE DIAPHRAGM COUPLING SEGMENT MARKET ANALYSIS (BY APPLICATION)

7.1 Global 2011-2016 Double Diaphragm Coupling Consumption by Application
7.2 Different Application of Double Diaphragm Coupling Product Interview Price Analysis
7.3 Different Application of Double Diaphragm Coupling Product Driving Factors Analysis
  7.3.1 Turbo-machinery of Double Diaphragm Coupling Growth Driving Factor Analysis
  7.3.2 Compressors of Double Diaphragm Coupling Growth Driving Factor Analysis
  7.3.3 Generators of Double Diaphragm Coupling Growth Driving Factor Analysis
  7.3.4 Pumps of Double Diaphragm Coupling Growth Driving Factor Analysis
  7.3.5 Marine/Offshore Platform of Double Diaphragm Coupling Growth Driving Factor Analysis
  7.3.6 Others of Double Diaphragm Coupling Growth Driving Factor Analysis

8 MAJOR MANUFACTURERS ANALYSIS OF DOUBLE DIAPHRAGM COUPLING

8.1 Altra
  8.1.1 Company Profile
  8.1.2 Product Picture and Specifications
    8.1.2.1 Metal diaphragms
    8.1.2.2 Plastic diaphragms
    8.1.2.3 Others
  8.1.3 Altra 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.1.4 Altra 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.2 Voith
  8.2.1 Company Profile
  8.2.2 Product Picture and Specifications
    8.2.2.1 Metal diaphragms
    8.2.2.2 Plastic diaphragms
    8.2.2.3 Others
  8.2.3 Voith 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.2.4 Voith 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.3 KOP-FLEX
  8.3.1 Company Profile
  8.3.2 Product Picture and Specifications
    8.3.2.1 Metal diaphragms
    8.3.2.2 Plastic diaphragms
    8.3.2.3 Others
  8.3.3 KOP-FLEX 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.3.4 KOP-FLEX 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.4 EKK
  8.4.1 Company Profile
  8.4.2 Product Picture and Specifications
    8.4.2.1 Metal diaphragms
    8.4.2.2 Plastic diaphragms
    8.4.2.3 Others
  8.4.3 EKK 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.4.4 EKK 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.5 John Crane
  8.5.1 Company Profile
  8.5.2 Product Picture and Specifications
    8.5.2.1 Metal diaphragms
    8.5.2.2 Plastic diaphragms
    8.5.2.3 Others
  8.5.3 John Crane 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.5.4 John Crane 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.6 Rexnord
  8.6.1 Company Profile
  8.6.2 Product Picture and Specifications
    8.6.2.1 Metal diaphragms
    8.6.2.2 Plastic diaphragms
    8.6.2.3 Others
  8.6.3 Rexnord 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.6.4 Rexnord 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.7 WUXI TRUMY
  8.7.1 Company Profile
  8.7.2 Product Picture and Specifications
    8.7.2.1 Metal diaphragms
    8.7.2.2 Plastic diaphragms
    8.7.2.3 Others
  8.7.3 WUXI TRUMY 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.7.4 WUXI TRUMY 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.8 Creintors
  8.8.1 Company Profile
  8.8.2 Product Picture and Specifications
    8.8.2.1 Metal diaphragms
    8.8.2.2 Plastic diaphragms
    8.8.2.3 Others
  8.8.3 Creintors 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.8.4 Creintors 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.9 Lenze
  8.9.1 Company Profile
  8.9.2 Product Picture and Specifications
    8.9.2.1 Metal diaphragms
    8.9.2.2 Plastic diaphragms
    8.9.2.3 Others
  8.9.3 Lenze 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.9.4 Lenze 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.10 China Chengdu Eastern-tech
  8.10.1 Company Profile
  8.10.2 Product Picture and Specifications
    8.10.2.1 Metal diaphragms
    8.10.2.2 Plastic diaphragms
    8.10.2.3 Others
  8.10.3 China Chengdu Eastern-tech 2015 Double Diaphragm Coupling Sales, Ex-factory Price, Revenue, Gross Margin Analysis
  8.10.4 China Chengdu Eastern-tech 2015 Double Diaphragm Coupling Business Region Distribution Analysis
8.11 RBK Drive
8.12 KTR
8.13 COUP-LINK
8.14 Miki Pulley

9 DEVELOPMENT TREND OF ANALYSIS OF DOUBLE DIAPHRAGM COUPLING MARKET

9.1 Global Double Diaphragm Coupling Market Trend Analysis
  9.1.1 Global 2016-2021 Double Diaphragm Coupling Market Size (Volume and Value) Forecast
  9.1.2 Global 2016-2021 Double Diaphragm Coupling Sales Price Forecast
9.2 Double Diaphragm Coupling Regional Market Trend
  9.2.1 North America 2016-2021 Double Diaphragm Coupling Consumption Forecast
  9.2.2 China 2016-2021 Double Diaphragm Coupling Consumption Forecast
  9.2.3 Europe 2016-2021 Double Diaphragm Coupling Consumption Forecast
  9.2.4 Southeast Asia 2016-2021 Double Diaphragm Coupling Consumption Forecast
  9.2.5 Japan 2016-2021 Double Diaphragm Coupling Consumption Forecast
  9.2.6 India 2016-2021 Double Diaphragm Coupling Consumption Forecast
9.3 Double Diaphragm Coupling Market Trend (Product Type)
9.4 Double Diaphragm Coupling Market Trend (Application)

10 DOUBLE DIAPHRAGM COUPLING MARKETING TYPE ANALYSIS

10.1 Double Diaphragm Coupling Regional Marketing Type Analysis
10.2 Double Diaphragm Coupling International Trade Type Analysis
10.3 Traders or Distributors with Contact Information of Double Diaphragm Coupling by Regions
10.4 Double Diaphragm Coupling Supply Chain Analysis

11 CONSUMERS ANALYSIS OF DOUBLE DIAPHRAGM COUPLING

11.1 Consumer 1 Analysis
11.2 Consumer 2 Analysis
11.3 Consumer 3 Analysis
11.4 Consumer 4 Analysis

12 CONCLUSION OF THE GLOBAL DOUBLE DIAPHRAGM COUPLING MARKET PROFESSIONAL SURVEY REPORT 2017

Methodology
Analyst Introduction
Data Source

The report requires updating with new data and is sent in 2-3 business days after order is placed.

List Of Tables

LIST OF TABLES AND FIGURES

Figure Picture of Double Diaphragm Coupling
Table Product Specifications of Double Diaphragm Coupling
Table Classification of Double Diaphragm Coupling
Figure Global Production Market Share of Double Diaphragm Coupling by Type in 2015
Figure Metal diaphragms Picture
Table Major Manufacturers of Metal diaphragms
Figure Plastic diaphragms Picture
Table Major Manufacturers of Plastic diaphragms
Figure Others Picture
Table Major Manufacturers of Others
Table Applications of Double Diaphragm Coupling
Figure Global Consumption Volume Market Share of Double Diaphragm Coupling by Application in 2015
Figure Turbo-machinery Examples
Table Major Consumers of Turbo-machinery
Figure Compressors Examples
Table Major Consumers of Compressors
Figure Generators Examples
Table Major Consumers of Generators
Figure Pumps Examples
Table Major Consumers of Pumps
Figure Marine/Offshore Platform Examples
Table Major Consumers of Marine/Offshore Platform
Figure Others Examples
Table Major Consumers of Others
Figure Market Share of Double Diaphragm Coupling by Regions
Figure North America Double Diaphragm Coupling Market Size (2011-2021)
Figure China Double Diaphragm Coupling Market Size (2011-2021)
Figure Europe Double Diaphragm Coupling Market Size (2011-2021)
Figure Southeast Asia Double Diaphragm Coupling Market Size (2011-2021)
Figure Japan Double Diaphragm Coupling Market Size (2011-2021)
Figure India Double Diaphragm Coupling Market Size (2011-2021)
Table Double Diaphragm Coupling Raw Material and Suppliers
Table Manufacturing Cost Structure Analysis of Double Diaphragm Coupling in 2015
Figure Manufacturing Process Analysis of Double Diaphragm Coupling
Figure Industry Chain Structure of Double Diaphragm Coupling
Table Capacity and Commercial Production Date of Global Double Diaphragm Coupling Major Manufacturers in 2015
Table Manufacturing Plants Distribution of Global Double Diaphragm Coupling Major Manufacturers in 2015
Table R&D Status and Technology Source of Global Double Diaphragm Coupling Major Manufacturers in 2015
Table Raw Materials Sources Analysis of Global Double Diaphragm Coupling Major Manufacturers in 2015
Table Global Capacity, Sales, Price, Cost, Sales Revenue (M USD) and Gross Margin of Double Diaphragm Coupling 2011-2016
Figure Global 2011-2016 Double Diaphragm Coupling Market Size (Volume) and Growth Rate
Figure Global 2011-2016 Double Diaphragm Coupling Market Size (Value) and Growth Rate
Table 2011-2016 Global Double Diaphragm Coupling Capacity and Growth Rate
Table 2015 Global Double Diaphragm Coupling Capacity List (Company Segment)
Table 2011-2016 Global Double Diaphragm Coupling Sales and Growth Rate
Table 2015 Global Double Diaphragm Coupling Sales List (Company Segment)
Table 2011-2016 Global Double Diaphragm Coupling Sales Price
Table 2015 Global Double Diaphragm Coupling Sales Price List (Company Segment)
Figure North America Capacity Overview
Table North America Supply, Import, Export and Consumption of Double Diaphragm Coupling 2011-2016
Figure North America 2011-2016 Double Diaphragm Coupling Sales Price
Figure North America 2015 Double Diaphragm Coupling Sales Market Share
Figure China Capacity Overview
Table China Supply, Import, Export and Consumption of Double Diaphragm Coupling 2011-2016
Figure China 2011-2016 Double Diaphragm Coupling Sales Price
Figure China 2015 Double Diaphragm Coupling Sales Market Share
Figure Europe Capacity Overview
Table Europe Supply, Import, Export and Consumption of Double Diaphragm Coupling 2011-2016
Figure Europe 2011-2016 Double Diaphragm Coupling Sales Price
Figure Europe 2015 Double Diaphragm Coupling Sales Market Share
Figure Southeast Asia Capacity Overview
Table Southeast Asia Supply, Import, Export and Consumption of Double Diaphragm Coupling 2011-2016
Figure Southeast Asia 2011-2016 Double Diaphragm Coupling Sales Price
Figure Southeast Asia 2015 Double Diaphragm Coupling Sales Market Share
Figure Japan Capacity Overview
Table Japan Supply, Import, Export and Consumption of Double Diaphragm Coupling 2011-2016
Figure Japan 2011-2016 Double Diaphragm Coupling Sales Price
Figure Japan 2015 Double Diaphragm Coupling Sales Market Share
Figure India Capacity Overview
Table India Supply, Import, Export and Consumption of Double Diaphragm Coupling 2011-2016
Figure India 2011-2016 Double Diaphragm Coupling Sales Price
Figure India 2015 Double Diaphragm Coupling Sales Market Share
Table Global 2011-2016 Double Diaphragm Coupling Sales by Type
Table Different Types Double Diaphragm Coupling Product Interview Price
Table Global 2011-2016 Double Diaphragm Coupling Sales by Application
Table Different Application Double Diaphragm Coupling Product Interview Price
Table Altra Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 Altra Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 Altra 2015 Double Diaphragm Coupling Business Region Distribution
Table Voith Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 Voith Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 Voith 2015 Double Diaphragm Coupling Business Region Distribution
Table KOP-FLEX Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 KOP-FLEX Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 KOP-FLEX 2015 Double Diaphragm Coupling Business Region Distribution
Table EKK Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 EKK Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 EKK 2015 Double Diaphragm Coupling Business Region Distribution
Table John Crane Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 John Crane Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 John Crane 2015 Double Diaphragm Coupling Business Region Distribution
Table Rexnord Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 Rexnord Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 Rexnord 2015 Double Diaphragm Coupling Business Region Distribution
Table WUXI TRUMY Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 WUXI TRUMY Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 WUXI TRUMY 2015 Double Diaphragm Coupling Business Region Distribution
Table Creintors Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 Creintors Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 Creintors 2015 Double Diaphragm Coupling Business Region Distribution
Table Lenze Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 Lenze Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 Lenze 2015 Double Diaphragm Coupling Business Region Distribution
Table China Chengdu Eastern-tech Information List
Table Metal diaphragms Double Diaphragm Coupling Overview
Table Plastic diaphragms Double Diaphragm Coupling Overview
Table 2015 China Chengdu Eastern-tech Double Diaphragm Coupling Revenue, Sales, Ex-factory Price
Figure 2015 China Chengdu Eastern-tech 2015 Double Diaphragm Coupling Business Region Distribution
Table RBK Drive Information List
Table KTR Information List
Table COUP-LINK Information List
Table Miki Pulley Information List
Figure Global 2016-2021 Double Diaphragm Coupling Market Size (Volume) and Growth Rate Forecast
Figure Global 2016-2021 Double Diaphragm Coupling Market Size (Value) and Growth Rate Forecast
Figure Global 2016-2021 Double Diaphragm Coupling Sales Price Forecast
Figure North America 2016-2021 Double Diaphragm Coupling Consumption Volume and Growth Rate Forecast
Figure China 2016-2021 Double Diaphragm Coupling Consumption Volume and Growth Rate Forecast
Figure Europe 2016-2021 Double Diaphragm Coupling Consumption Volume and Growth Rate Forecast
Figure Southeast Asia 2016-2021 Double Diaphragm Coupling Consumption Volume and Growth Rate Forecast
Figure Japan 2016-2021 Double Diaphragm Coupling Consumption Volume and Growth Rate Forecast
Figure India 2016-2021 Double Diaphragm Coupling Consumption Volume and Growth Rate Forecast
Table Global Sales Volume of Double Diaphragm Coupling by Types 2016-2021
Table Global Consumption Volume of Double Diaphragm Coupling by Applications 2016-2021
Table Traders or Distributors with Contact Information of Double Diaphragm Coupling by Regions