JP7271559B2 - 弁ブロック付き油圧ダンパ - Google Patents
弁ブロック付き油圧ダンパ Download PDFInfo
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- JP7271559B2 JP7271559B2 JP2020541763A JP2020541763A JP7271559B2 JP 7271559 B2 JP7271559 B2 JP 7271559B2 JP 2020541763 A JP2020541763 A JP 2020541763A JP 2020541763 A JP2020541763 A JP 2020541763A JP 7271559 B2 JP7271559 B2 JP 7271559B2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/68—Operating or control means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/60—Artificial legs or feet or parts thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/60—Artificial legs or feet or parts thereof
- A61F2/64—Knee joints
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/68—Operating or control means
- A61F2/74—Operating or control means fluid, i.e. hydraulic or pneumatic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/68—Operating or control means
- A61F2/74—Operating or control means fluid, i.e. hydraulic or pneumatic
- A61F2/748—Valve systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
- A61F5/0123—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations for the knees
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
- F16F9/3235—Constructional features of cylinders
- F16F9/325—Constructional features of cylinders for attachment of valve units
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
- F16F9/516—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics resulting in the damping effects during contraction being different from the damping effects during extension, i.e. responsive to the direction of movement
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2002/5003—Prostheses not implantable in the body having damping means, e.g. shock absorbers
- A61F2002/5006—Dampers, e.g. hydraulic damper
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2002/5016—Prostheses not implantable in the body adjustable
- A61F2002/5033—Prostheses not implantable in the body adjustable for adjusting damping
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2002/5016—Prostheses not implantable in the body adjustable
- A61F2002/5035—Prostheses not implantable in the body adjustable for adjusting volume flow
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2002/5081—Additional features
- A61F2002/5083—Additional features modular
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/60—Artificial legs or feet or parts thereof
- A61F2002/608—Upper legs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/68—Operating or control means
- A61F2002/6818—Operating or control means for braking
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
- A61F2005/0132—Additional features of the articulation
- A61F2005/0169—Additional features of the articulation with damping means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
- F15B2011/0246—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits with variable regeneration flow
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- Oral & Maxillofacial Surgery (AREA)
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- Mechanical Engineering (AREA)
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Description
前記屈曲室と伸長室との間に流体接続部を生じさせるために、前記屈曲室および前記伸長室のそれぞれから前記ハウジングに連通する油圧流体用流路と、
前記流体接続部に配置された少なくとも1つのバルブと、
を有し、
前記油圧流体用流路は前記ハウジングから導出されて弁ブロックにつながれていることと、前記弁ブロックは前記少なくとも1つのバルブが前記油圧流体用流路に配置され、かつ流体的に結合されていることと、を規定し、
前記弁ブロックが前記ハウジングに接続されている。
以下に、本願出願の当初の特許請求の範囲に記載された発明を付記する。
[1]
ハウジング(10)と、
前記ハウジング(10)内に配置または形成され、ピストン(30)が移動可能に取り付けられ、前記ピストンがそのなかを屈曲室(21)と伸長室(22)とに分割するチャンバ(20)と、
前記屈曲室(21)と前記伸長室(22)との間に流体接続部を生成するために、前記屈曲室(21)と前記伸長室(22)の各々から前記ハウジング(10)内につながる油圧流体用の流路(41、42)と、を具備し、
前記流体接続部に少なくとも1つの弁(51、52、53、54)が配置されている油圧アクチュエータであって、
前記流路(41,42)は、前記ハウジング(10)から導出され、前記少なくとも1つの弁(51,52,53,54)に配置され、かつ前記流路(41,42)と流体的に結合された弁ブロック(60)につながり、これにより前記弁ブロック(60)が前記ハウジング(10)に接続されることを特徴とする油圧アクチュエータ。
[2]
前記弁ブロック(60)は、前記ハウジング(10)に着脱可能に締結されていることを特徴とする[1]に記載の油圧アクチュエータ。
[3]
前記弁ブロック(60)に配置される少なくとも2つの制御弁(51,52)および少なくとも2つの逆止弁(53,54)を備えることを特徴とする[1]または[2]のいずれか1つに記載の油圧アクチュエータ。
[4]
前記弁ブロック(60)内または前記ハウジング(10)内に配置される補償容量(70)を備えることを特徴とする[1]乃至[3]のいずれか1つに記載の油圧アクチュエータ。
[5]
前記弁ブロック(60)内に配置される複数の流動流路(63,64,65,66,67)を備え、前記流動流路のすべてが互いに流体結合されていることを特徴とする[1]乃至[4]のいずれか1つに記載の油圧アクチュエータ。
[6]
前記弁ブロック(60)内の全ての前記流動流路(63,64,65,66,67)は、空洞(68)と流体的に結合されていることを特徴とする[5]に記載の油圧アクチュエータ。
[7]
前記流動流路(63,64,65,66,67)を互いに接続する接続流路(83,84,85,87)を有するネジ(80)が、前記空洞(68)に挿入されることを特徴とする[6]に記載の油圧アクチュエータ。
[8]
前記ネジ(80)は、前記弁ブロック(60)を前記ハウジング(10)に固定することを特徴とする[7]に記載の油圧アクチュエータ。
[9]
前記弁ブロック(60)には、前記屈曲室(21)および前記伸長室(22)からの流路(41,42)用の接続部(61,62)が形成されており、
前記接続部(61,62)は流動流路(63,64)と流動流路(65,66)との2つに分岐され、一方の分岐流路には調整可能な絞り弁(51,52)が設けられ、他方の分岐流路には逆止弁(53,54)が設けられていることを特徴とする[5]乃至[8]のいずれか1つに記載の油圧アクチュエータ。
[10]
前記絞り弁(51,52)は、前記流動流路(63,64,65,66,67)の結合点の流入方向の上流に配置されていることを特徴とする[5]乃至[9]のいずれか1つに記載の油圧アクチュエータ。
[11]
正確に2つの流路(41,42)が、前記ハウジング(10)から導出されていることを特徴とする[1]乃至[10]のいずれか1つに記載の油圧アクチュエータ。
[12]
前記弁ブロック(60)は、前記ハウジング(10)の端面(11、12)に配置されていることを特徴とする[1]乃至[11]のいずれか1つに記載の油圧アクチュエータ。
[13]
前記油圧アクチュエータは、円筒形状のチャンバ(20)と、前記チャンバ内に長手方向に変位可能な方法で取り付けられたピストン(30)と、前記ハウジング(10)から案内されるピストンロッド(35)とを備えるリニア油圧アクチュエータとして構成されていることを特徴とする[1]乃至[12]のいずれか1つに記載の油圧アクチュエータ。
Claims (10)
- ハウジング(10)と、前記ハウジング(10)内に配置または形成され、ピストン(30)が移動可能に取り付けられ、前記ピストンがそのなかを屈曲室(21)と伸長室(22)とに分割するチャンバ(20)と、
前記屈曲室(21)と前記伸長室(22)との間に流体接続部を生成するために、前記屈曲室(21)と前記伸長室(22)の各々から前記ハウジング(10)内につながる油圧流体用の流路(41、42)と、を具備し、
前記流体接続部に少なくとも1つの弁(51、52、53、54)が配置されている油圧アクチュエータであって、
前記流路(41,42)は、前記ハウジング(10)から導出され、前記少なくとも1つの弁(51,52,53,54)に配置され、かつ前記流路(41,42)と流体的に結合された弁ブロック(60)につながり、これにより前記弁ブロック(60)が前記ハウジング(10)に接続され、
前記弁ブロック(60)内に配置される複数の流動流路(63,64,65,66,67)を備え、前記流動流路のすべてが互いに流体結合され、
前記弁ブロック(60)内の全ての前記流動流路(63,64,65,66,67)は、空洞(68)と流体的に結合され、
前記流動流路(63,64,65,66,67)を互いに接続する接続流路(83,84,85,87)を有するネジ(80)が、前記空洞(68)に挿入されることを特徴とする油圧アクチュエータ。 - 前記弁ブロック(60)は、前記ハウジング(10)に着脱可能に締結されていることを特徴とする請求項1に記載の油圧アクチュエータ。
- 前記弁ブロック(60)に配置される少なくとも2つの制御弁(51,52)および少なくとも2つの逆止弁(53,54)を備えることを特徴とする請求項1または2のいずれか1項に記載の油圧アクチュエータ。
- 前記弁ブロック(60)内または前記ハウジング(10)内に配置される補償容量(70)を備えることを特徴とする請求項1乃至3のいずれか1項に記載の油圧アクチュエータ。
- 前記ネジ(80)は、前記弁ブロック(60)を前記ハウジング(10)に固定することを特徴とする請求項1乃至4のいずれか1項に記載の油圧アクチュエータ。
- 前記弁ブロック(60)には、前記屈曲室(21)および前記伸長室(22)からの流路(41,42)用の接続部(61,62)が形成されており、
前記接続部(61,62)は流動流路(63,64)と流動流路(65,66)との2つに分岐され、一方の分岐流路には調整可能な絞り弁(51,52)が設けられ、他方の分岐流路には逆止弁(53,54)が設けられていることを特徴とする請求項1乃至5のいずれか1項に記載の油圧アクチュエータ。 - 前記絞り弁(51,52)は、前記流動流路(63,64,65,66,67)の結合点の流入方向の上流に配置されていることを特徴とする請求項1乃至6のいずれか1項に記載の油圧アクチュエータ。
- 正確に2つの流路(41,42)が、前記ハウジング(10)から導出されていることを特徴とする請求項1乃至7のいずれか1項に記載の油圧アクチュエータ。
- 前記弁ブロック(60)は、前記ハウジング(10)の端面(11、12)に配置されていることを特徴とする請求項1乃至8のいずれか1項に記載の油圧アクチュエータ。
- 前記油圧アクチュエータは、円筒形状のチャンバ(20)と、前記チャンバ内に長手方向に変位可能な方法で取り付けられたピストン(30)と、前記ハウジング(10)から案内されるピストンロッド(35)とを備えるリニア油圧アクチュエータとして構成されていることを特徴とする請求項1乃至9のいずれか1項に記載の油圧アクチュエータ。
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DE102018103884.4A DE102018103884A1 (de) | 2018-02-21 | 2018-02-21 | Hydraulikaktuator |
PCT/EP2019/054223 WO2019162331A1 (de) | 2018-02-21 | 2019-02-20 | Hydraulikdaempfer mit ventilblock |
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DE102019124545B3 (de) * | 2019-09-12 | 2021-03-11 | Otto Bock Healthcare Products Gmbh | Hydraulikaktuator für Orthesen oder Prothesen und orthopädietechnische Einrichtung |
IT202000003946A1 (it) * | 2020-02-26 | 2021-08-26 | Marco Rubin | Tutore ammortizzato per ginocchio e sistema comprendente tale tutore |
RU2767559C1 (ru) * | 2021-09-08 | 2022-03-17 | Акционерное общество "Научно-производственная корпорация "Системы прецизионного приборостроения" (АО "НПК "СПП") | Амортизатор гидравлический регулируемый |
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WO2019162331A1 (de) | 2019-08-29 |
BR112020013439A2 (pt) | 2020-12-01 |
US20200378408A1 (en) | 2020-12-03 |
US11408444B2 (en) | 2022-08-09 |
RU2020122881A (ru) | 2022-03-22 |
IL276574A (en) | 2020-09-30 |
EP3755274A1 (de) | 2020-12-30 |
RU2020122881A3 (ja) | 2022-03-22 |
EP3755274B1 (de) | 2023-12-13 |
CN111655204A (zh) | 2020-09-11 |
DE102018103884A1 (de) | 2019-08-22 |
JP2021514448A (ja) | 2021-06-10 |
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CN111655204B (zh) | 2024-06-21 |
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