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WO2018235095A1 - Autocuiseur doté d'un régulateur de pression intégré en tant que moyen formant dispositif d'actionnement de sécurité secondaire - Google Patents

Autocuiseur doté d'un régulateur de pression intégré en tant que moyen formant dispositif d'actionnement de sécurité secondaire Download PDF

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Publication number
WO2018235095A1
WO2018235095A1 PCT/IN2018/050359 IN2018050359W WO2018235095A1 WO 2018235095 A1 WO2018235095 A1 WO 2018235095A1 IN 2018050359 W IN2018050359 W IN 2018050359W WO 2018235095 A1 WO2018235095 A1 WO 2018235095A1
Authority
WO
WIPO (PCT)
Prior art keywords
pressure
cooker
regulator
threshold pressure
operating threshold
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.)
Ceased
Application number
PCT/IN2018/050359
Other languages
English (en)
Inventor
Tiruvallur Thatai Jagannathan
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.)
TTK Prestige Ltd
Original Assignee
TTK Prestige Ltd
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 TTK Prestige Ltd filed Critical TTK Prestige Ltd
Publication of WO2018235095A1 publication Critical patent/WO2018235095A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
    • A47J27/09—Safety devices

Definitions

  • the invention relates to a pressure cookers embodying improved safety means for releasing the excess pressure after the predetermined pressure valve and also ensuring the safety device is operating under predetermined pressure
  • the first object is to improve the conventional pressure cooker with an improved safety device means when under pressure.
  • the second object is to improve the conventional pressure cooker with a simple secondary safety device
  • the third object is to improve the conventional pressure cooker which is operable after the predetermined pressure valve
  • the fourth object is to improve the conventional pressure cooker which is operable after the predetermined pressure valve and after releasing the excess steam it get backs to its original position
  • the fifth object is to improve the conventional pressure cooker with a Secondary safety device which is made up of Food grade silicon rubber.
  • the sixth object is to improve the conventional pressure cooker in which the design of Secondary safety device means is simple at component level.
  • the seventh object is to improve the conventional pressure cooker with a Secondary safety device means which does not interfere with dimensional constraints on the existing pressure cooker.
  • the invention discloses an improved pressure cooker having a secondary safety device.
  • the New designed secondary safety device for pressure cooker is for a outer lid pressure-cooking appliance and also the inner lid pressure cooking appliance comprising a pressure vessel, Secondary safety device which is fixed to the lid hole which will be fixed or free floating, when the pressure within the vessel attains a predetermined pressure valve the Secondary safety device seals with the lid and there is a slits on top of the secondary safety device where the sliting size can be varied as to determine the release the excess pressure
  • the Present invention consists of the following parts:
  • the pressure cooker having an improved safety device means when under pressure.
  • the pressure regulating valve means may include slit arrangement for releasing excess steam.
  • the secondary safety devices is also called as the pressure regulator device.
  • the Figure 1 .0 illustrates the secondary safety device
  • the Figure 2.0 illustrates the secondary safety device with cooker
  • the secondary Safety device performs varies functions to ensure safety and functions of the pressure cooker as detailed above.
  • This device ensures that pressure is maintained inside the appliance while cooking above atmospheric pressure. Once the pressure inside the cooker reaches normal cooking pressure, the pressure regulator releases steam thus ensuring that excess pressure does not build up inside the cooker.
  • the secondary safety device can be used as the visual pressure indicator feature that lets the user know that the cooker is under pressure.
  • This unique safety system makes the pressure cooker completely safe even if the Pressure Regulator Knob fails to function due to overload or blockage of the Pressure Regulator Vent Tube. If the pressure inside the pressure cooker rises above the normal level due to blockage of the Pressure Regulator Vent Tube, a portion of the Secondary safety device has a slit, and excess pressure in the pressure cooker gently releasing the steam in a safe, controlled manner. The steam is released in a vertical direction. If and when the Controlled Slit Release, the stove should be turned off immediately. Allow the cooker to cool. When there is no pressure and the Visual Pressure Indicator has dropped the cooker can be opened.
  • the Secondary safety device will start to operate as a pressure releasing device. This allows excess pressure, heat and steam to escape. Foods that normally foam and froth during cooking of any kind may foam and froth through this larger hole. This is part of the normal cooking process.
  • the Figure 1 .0 shows the secondary safety device in the Zero pressure condition with slit
  • the Figure 2.0 shows the secondary safety device which is fitted to the cooker for operating
  • the invention is a novel device which is secondary safety device will be floating condition as it moves upward and downward by if self without any external force, it operates only with the internal pressure raises and lowers. Secondary Safety device will be also be in fixed condition,
  • the invention is such that the secondary safety device has a Slit which will release, if the Pressure Regulator Knob fails to function due to overload or blockage of the Pressure Regulator Vent Tube. If the pressure inside the pressure cooker rises above the normal level due to blockage of the Pressure Regulator Vent Tube.
  • secondary safety device is made up of the food grade rubber as it is safe to use
  • secondary safety device is made of elastic material as it retains its shape after releasing the excess pressure.
  • the invention aims to claim the secondary safety device which can be in position or any part of the lid or body for operating.
  • Secondary Safety device will be floating condition as it moves upward and downward by if self without any external force, it operates only with the internal pressure raises and lowers.
  • Secondary Safety device has a Slit which will release, if the Pressure Regulator Knob fails to function due to overload or blockage of the Pressure Regulator Vent Tube. If the pressure inside the pressure cooker rises above the normal level due to blockage of the Pressure Regulator Vent Tube.
  • Secondary safety device is made up of the food grade rubber as it is safe to use
  • Secondary safety device is made of elastic material as it retains it shape after releasing the excess pressure.
  • the invention discloses a pressure cooker with a vessel housing and a cover to close the pressure cooker housing and enable maintenance of a positive pressure inside the said housing and a pressure regulator means
  • the said pressure regulator means comprising of a floating pressure regulator having a flat valve seat and a valve stem extends through the cover to provide fluid communication between the interior and exterior of the pressure cooker by means of a pressure relief orifice through the valve
  • the stem of the pressure regulator hangs from the orifice opening in the cover when the vessel housing is pressurized within a first operating threshold pressure and the flat valve seat is seated against the orifice opening thereby providing no communication between internal and external of the pressure cooker
  • the stem rises upward corresponding with the increasing pressure inside the vessel housing beyond a first operating threshold pressure and the valve seat moves outwardly away from the orifice opening to recreate a fluid communication between the interior and exterior of the pressure cooker thereby releasing the built-up pressure from the vessel housing to the exterior.
  • a fixed deformable diaphragm type pressure regulator comprising of slits formed therein on the first regulator valve seat and which diaphragm is also responsive to the pressure in the vessel housing such as to beyond a second operating threshold pressure to allow communication between internal and external of the pressure cooker, and the said second operating threshold pressure is different from the first operating threshold pressure.
  • the pressure cooker of the invention has a second operating threshold pressure higher than first operating threshold pressure.
  • the pressure cooker has a second operating threshold pressure which is different from first operating threshold pressure.
  • the invention is related to a pressure regulator means for use in a cooker which pressure regulator in one aspect is an integrated pressure regulator means for use in a pressure cooker the said integrated pressure regulator comprising a floating pressure regulator having a flat valve seat and a valve stem extends through the cover to provide fluid communication between the interior and exterior of the pressure cooker by means of a pressure relief orifice through the valve, the stem of the pressure regulator hangs from the orifice opening in the cover when the vessel housing is pressurized within a first operating threshold pressure and the flat valve seat is seated against the orifice opening thereby providing no communication between internal and external of the pressure cooker, and as the pressure builds up inside the housing the stem rises upward corresponding with the increasing pressure inside the vessel housing beyond a first operating threshold pressure and the valve seat moves outwardly away from the orifice opening to recreate a fluid communication between the interior and exterior of the pressure cooker thereby releasing the built-up pressure from the vessel housing to the exterior.
  • the said integrated pressure regulator comprising a floating pressure regulator having a flat valve seat and a valve stem extend
  • the integrated regulator includes a fixed deformable diaphragm type pressure regulator comprising of slits formed therein on the first regulator valve seat and which diaphragm is also responsive to the pressure in the vessel housing such as to beyond a second operating threshold pressure to allow communication between internal and external of the pressure cooker, and the said second operating threshold pressure is different from the first operating threshold pressure.
  • the integrated pressure regulator will have the fixed pressure regulator operable at a second threshold pressure wherein second threshold pressure is different form first threshold pressure and the second threshold pressure is higher than first threshold pressure.
  • the integrated pressure regulator will have the fixed pressure regulator operable at a second threshold pressure wherein second threshold pressure which is different from first threshold pressure.

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Cookers (AREA)

Abstract

L'invention concerne un autocuiseur comportant un régulateur de pression et un moyen d'évacuation qui est intégré à une partie régulateur flottant et également un diaphragme déformable fixe fendu qui, associé, permet de garantir la sécurité à différents niveaux de pression de seuil.
PCT/IN2018/050359 2017-06-19 2018-06-01 Autocuiseur doté d'un régulateur de pression intégré en tant que moyen formant dispositif d'actionnement de sécurité secondaire Ceased WO2018235095A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201741021398 2017-06-19
IN201741021398 2017-06-19

Publications (1)

Publication Number Publication Date
WO2018235095A1 true WO2018235095A1 (fr) 2018-12-27

Family

ID=64735560

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IN2018/050359 Ceased WO2018235095A1 (fr) 2017-06-19 2018-06-01 Autocuiseur doté d'un régulateur de pression intégré en tant que moyen formant dispositif d'actionnement de sécurité secondaire

Country Status (1)

Country Link
WO (1) WO2018235095A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11089902B2 (en) 2017-08-09 2021-08-17 Sharkninja Operating Llc Cooking device and components thereof
US11134808B2 (en) 2020-03-30 2021-10-05 Sharkninja Operating Llc Cooking device and components thereof
US11751710B2 (en) 2019-02-25 2023-09-12 Sharkninja Operating Llc Guard for cooking system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US792757A (en) * 1904-08-12 1905-06-20 Cloos Engineering Company Fluid-pressure regulator.
US8247751B2 (en) * 2010-01-07 2012-08-21 Ttk Prestige Limited Microwave pressure cooker
US20150136769A1 (en) * 2013-11-21 2015-05-21 Meyer Intellectual Properties Ltd. Microwave pressure cooker

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US792757A (en) * 1904-08-12 1905-06-20 Cloos Engineering Company Fluid-pressure regulator.
US8247751B2 (en) * 2010-01-07 2012-08-21 Ttk Prestige Limited Microwave pressure cooker
US20150136769A1 (en) * 2013-11-21 2015-05-21 Meyer Intellectual Properties Ltd. Microwave pressure cooker

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11445856B2 (en) 2017-08-09 2022-09-20 Sharkninja Operating Llc Cooking device and components thereof
US11547243B2 (en) 2017-08-09 2023-01-10 Sharkninja Operating Llc Cooking device and components thereof
US11109710B2 (en) 2017-08-09 2021-09-07 Sharkninja Operating Llc Cooking device and components thereof
US11889950B2 (en) 2017-08-09 2024-02-06 Sharkninja Operating Llc Cooking device and components thereof
US11266267B2 (en) 2017-08-09 2022-03-08 Sharkninja Operating Llc Cooking device and components thereof
US11266268B2 (en) 2017-08-09 2022-03-08 Sharkninja Operating Llc Cooking device and components thereof
US11278151B2 (en) 2017-08-09 2022-03-22 Sharkninja Operating Llc Cooking device and components thereof
US11304561B2 (en) 2017-08-09 2022-04-19 Sharkninja Operating Llc Cooking device and components thereof
US11363910B2 (en) 2017-08-09 2022-06-21 Sharkninja Operating Llc Cooking device and components thereof
US11399657B2 (en) 2017-08-09 2022-08-02 Sharkninja Operating Llc Cooking device and components thereof
US11089903B2 (en) 2017-08-09 2021-08-17 Sharkninja Operating Llc Cooking device and components thereof
US11627834B2 (en) 2017-08-09 2023-04-18 Sharkninja Operating Llc Cooking system for cooking food
US11089902B2 (en) 2017-08-09 2021-08-17 Sharkninja Operating Llc Cooking device and components thereof
US11759049B2 (en) 2017-08-09 2023-09-19 Sharkninja Operating Llc Cooking device and components thereof
US11759048B2 (en) 2017-08-09 2023-09-19 Sharkninja Operating Llc Cooking device and components thereof
US11751710B2 (en) 2019-02-25 2023-09-12 Sharkninja Operating Llc Guard for cooking system
US12226039B2 (en) 2019-02-25 2025-02-18 Sharkninja Operating Llc Guard for cooking system
US11678765B2 (en) 2020-03-30 2023-06-20 Sharkninja Operating Llc Cooking device and components thereof
US11647861B2 (en) 2020-03-30 2023-05-16 Sharkninja Operating Llc Cooking device and components thereof
US11134808B2 (en) 2020-03-30 2021-10-05 Sharkninja Operating Llc Cooking device and components thereof
US11969118B2 (en) 2020-03-30 2024-04-30 Sharkninja Operating Llc Cooking device and components thereof

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