MANUFACTURING APPARATUS AND METHOD OF SPIRAL DUCT INCLUDING ELBOW
Malaysia
Stats

Importance

MY Family Size
|
Non-US Coverage
|
Abstract
PROVIDED IS A MANUFACTURING METHOD OF A SPIRAL DUCT INCLUDING AN ELBOW. THE MANUFACTURING METHOD INCLUDES: BENDING PROJECTING WAVE PORTIONS OF METAL PLATE MEMBERS UPWARD BY A BALL CASTER (420), THE METAL PLATE MEMBERS BEING CUT IN SUCH A MANNER THAT A STRAIGHT LINES AND WAVES ARE FORMED; TRANSFERRING THE METAL PLATE MEMBERS USING A PAIR OF TRANSFER ROLLERS (530) WHICH ARE ROTATED BY A FIRST MOTOR (510) INSTALLED IN A MANUFACTURING APPARATUS OF A SPIRAL DUCT INCLUDING AN ELBOW; PRESSING A SINGLE FOLDED PORTION AND A DOUBLE FOLDED PORTION OF THE METAL PLATE MEMBERS USING UPPER (624) AND LOWER PRESSING ROLLERS (622) WHILE THE TRANSFERRED METAL PLATE MEMBERS ARE ROLLED INTO A CIRCULAR SHAPE BY A JOINT JIG (650); AND CUTTING THE ELBOW FORMED BY THE MANUFACTURING APPARATUS USING UPPER (661) AND LOWER CUTTERS (662). ACCORDING TO THE INVENTION, AN ELBOW CURVED AT A GENTLE ANGLE CAN BE FORMED, AND THE PROJECTING WAVE PORTIONS OF THE METAL PLATE MEMBERS ARE BENT SO AS TO FORM THE ELBOW. THEREFORE, A FLUID CAN SMOOTHLY FLOW ALONG THE CURVED PORTION OF THE ELBOW. FURTHER, AS THE ELBOW IS FORMED BY CONSECUTIVE PROCESSES, IT IS POSSIBLE TO INCREASE PRODUCTIVITY.

First Claim
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Country Designations

Patent Owner(s)
- Owner owned or assignment not recorded
International Classification(s)

- [Classification Symbol]
- [Patents Count]
Inventor(s)
- No Inventor to display
Cited Art Landscape
- No Cited Art to Display

Full Text

Legal Events

Matter Detail

Renewals Detail

Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:

Add to additional portfolios:

Note
The template below is formatted to ensure compatibility with our system.
Provide tags with | separated like (tags1|tags2).
Maximum length is 128 characters for Customer Application No
Mandatory Fields * - 'MatterType','AppType','Country','Title','SerialNo'.
Acceptable Date Format - 'MM/DD/YYYY'.
Acceptable Filing/App Types -
- Continuation/Divisional
- Original
- Paris Convention
- PCT National
- With Priority
- EP Validation
- Provisional Conversion
- Reissue
- Provisional
- Foreign Extension
Acceptable Status -
- Pending
- Abandoned
- Unfiled
- Expired
- Granted
Acceptable Matter Types -
- Patent
- Utility Model
- Supplemental Protection Certificate
- Design
- Inventor Certificate
- Plant
- Statutory Invention Reg
Advertisement
Advertisement
Advertisement

Recipient Email Address

Recipient Email Address

Comment
Recipient Email Address

Success
E-mail has been sent successfully.
Failure
Some error occured while sending email. Please check e-mail and try again!
Important Notes on Latency of Status data
This Status indicator is an estimation based on the relevant document kind code. As such, it status will only indicate "Published" or "Granted". Expired, lapsed or abandoned statuses are not available in this release. Please refer to the legal status information for more information.
This status should not be taken as legal conclusion. No representations are made as to the accuracy of the status provided. Please consult a legal professional before relying on this status information.
Important Note on Priority Date data
This priority date is an estimated earliest priority date and is purely an estimation. This date should not be taken as legal conclusion. No representations are made as to the accuracy of the date listed. Please consult a legal professional before relying on this date.
Only for Granted EP cases
EP validations represent the countries in which the EP patent may be in force. Data is based on reporting from the various EP contracting states. The reporting consistency can vary across the countries.