USD447792S1 - Flexible tube having a variable stiffness bellows - Google Patents

Flexible tube having a variable stiffness bellows Download PDF

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Publication number
USD447792S1
USD447792S1 US29/125,826 US12582600F USD447792S US D447792 S1 USD447792 S1 US D447792S1 US 12582600 F US12582600 F US 12582600F US D447792 S USD447792 S US D447792S
Authority
US
United States
Prior art keywords
flexible tube
variable stiffness
stiffness bellows
bellows
variable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29/125,826
Inventor
Michel Claude Renaud
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to US29/125,826 priority Critical patent/USD447792S1/en
Priority to US29/142,253 priority patent/USD460536S1/en
Assigned to E.I. DU PONT DE NEMOURS AND COMPANY reassignment E.I. DU PONT DE NEMOURS AND COMPANY ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: RENAUD, MICHEL C.
Application granted granted Critical
Publication of USD447792S1 publication Critical patent/USD447792S1/en
Priority to US29/162,123 priority patent/USD484953S1/en
Priority to US29/231,513 priority patent/USRE40577E1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
    • F16L11/111—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall with homogeneous wall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L11/12—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
    • F16L11/121—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting specially profiled cross sections

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)

Description

FIG. 1 is a perspective view of a flexible tube having a variable stiffness bellows showing my new design;
FIG. 2 is a front view thereof, the rear being identical;
FIG. 3 is a side view thereof;
FIG. 4 is another embodiment thereof;
FIG. 5 is a front view thereof, the rear being a mirror image; and,
FIG. 6 is a side view.

Claims (1)

  1. The ornamental design for a flexible tube having a variable stiffness bellows, as shown and described.
US29/125,826 2000-06-30 2000-06-30 Flexible tube having a variable stiffness bellows Expired - Lifetime USD447792S1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US29/125,826 USD447792S1 (en) 2000-06-30 2000-06-30 Flexible tube having a variable stiffness bellows
US29/142,253 USD460536S1 (en) 2000-06-30 2001-05-22 Flexible tube having a variable stiffness bellows
US29/162,123 USD484953S1 (en) 2000-06-30 2002-06-10 Flexible tube having a variable stiffness bellows
US29/231,513 USRE40577E1 (en) 2000-06-30 2005-04-14 Flexible tube having a variable stiffness bellows

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/125,826 USD447792S1 (en) 2000-06-30 2000-06-30 Flexible tube having a variable stiffness bellows

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US29/142,253 Division USD460536S1 (en) 2000-06-30 2001-05-22 Flexible tube having a variable stiffness bellows

Publications (1)

Publication Number Publication Date
USD447792S1 true USD447792S1 (en) 2001-09-11

Family

ID=22421599

Family Applications (2)

Application Number Title Priority Date Filing Date
US29/125,826 Expired - Lifetime USD447792S1 (en) 2000-06-30 2000-06-30 Flexible tube having a variable stiffness bellows
US29/142,253 Expired - Lifetime USD460536S1 (en) 2000-06-30 2001-05-22 Flexible tube having a variable stiffness bellows

Family Applications After (1)

Application Number Title Priority Date Filing Date
US29/142,253 Expired - Lifetime USD460536S1 (en) 2000-06-30 2001-05-22 Flexible tube having a variable stiffness bellows

Country Status (1)

Country Link
US (2) USD447792S1 (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE40577E1 (en) 2000-06-30 2008-11-25 E. I. Du Pont De Nemours And Company Flexible tube having a variable stiffness bellows
USD733268S1 (en) * 2013-06-13 2015-06-30 Bdd Beteiligungs Gmbh Pipe insulator
USD823444S1 (en) * 2016-12-22 2018-07-17 Sankei Giken Co., Ltd. Flexible pipe joint
US11346374B2 (en) 2020-09-08 2022-05-31 Blacoh Fluid Controls, Inc. Fluid pulsation dampeners
USD955559S1 (en) * 2021-04-08 2022-06-21 Nike, Inc. Face mask
USD956209S1 (en) * 2021-04-08 2022-06-28 Nike, Inc. Face mask
US11549523B2 (en) 2021-04-27 2023-01-10 Blacoh Fluid Controls, Inc. Automatic fluid pump inlet stabilizers and vacuum regulators
USD993359S1 (en) 2018-02-05 2023-07-25 Blacoh Fluid Controls, Inc. Valve
USD994091S1 (en) * 2016-08-05 2023-08-01 Rls Llc Crimp fitting for joining tubing
USD1009227S1 (en) * 2016-08-05 2023-12-26 Rls Llc Crimp fitting for joining tubing

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE40577E1 (en) 2000-06-30 2008-11-25 E. I. Du Pont De Nemours And Company Flexible tube having a variable stiffness bellows
USD733268S1 (en) * 2013-06-13 2015-06-30 Bdd Beteiligungs Gmbh Pipe insulator
USD994091S1 (en) * 2016-08-05 2023-08-01 Rls Llc Crimp fitting for joining tubing
USD1009227S1 (en) * 2016-08-05 2023-12-26 Rls Llc Crimp fitting for joining tubing
USD823444S1 (en) * 2016-12-22 2018-07-17 Sankei Giken Co., Ltd. Flexible pipe joint
USD993359S1 (en) 2018-02-05 2023-07-25 Blacoh Fluid Controls, Inc. Valve
US11346374B2 (en) 2020-09-08 2022-05-31 Blacoh Fluid Controls, Inc. Fluid pulsation dampeners
USD955559S1 (en) * 2021-04-08 2022-06-21 Nike, Inc. Face mask
USD956209S1 (en) * 2021-04-08 2022-06-28 Nike, Inc. Face mask
US11549523B2 (en) 2021-04-27 2023-01-10 Blacoh Fluid Controls, Inc. Automatic fluid pump inlet stabilizers and vacuum regulators
US11828303B2 (en) 2021-04-27 2023-11-28 Blacoh Fluid Controls, Inc. Automatic fluid pump inlet stabilizers and vacuum regulators

Also Published As

Publication number Publication date
USD460536S1 (en) 2002-07-16

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