GB1447285A - Apparatus for and method of opening and closing of a door - Google Patents

Apparatus for and method of opening and closing of a door

Info

Publication number
GB1447285A
GB1447285A GB4672373A GB4672373A GB1447285A GB 1447285 A GB1447285 A GB 1447285A GB 4672373 A GB4672373 A GB 4672373A GB 4672373 A GB4672373 A GB 4672373A GB 1447285 A GB1447285 A GB 1447285A
Authority
GB
United Kingdom
Prior art keywords
door
brake
motor
oct
controlling
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
Application number
GB4672373A
Other languages
English (en)
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.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Chemicals Inc
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 Mitsui Chemicals Inc filed Critical Mitsui Chemicals Inc
Publication of GB1447285A publication Critical patent/GB1447285A/en
Expired legal-status Critical Current

Links

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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/28—Barges or lighters
    • B63B35/30—Barges or lighters self-discharging
    • B63B35/306—Barges or lighters self-discharging discharging through dump-gates on the bottom or sides of the barge
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H2025/2062—Arrangements for driving the actuator
    • F16H2025/2075—Coaxial drive motors
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • F16H25/2454—Brakes; Rotational locks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18568—Reciprocating or oscillating to or from alternating rotary
    • Y10T74/18576—Reciprocating or oscillating to or from alternating rotary including screw and nut
    • Y10T74/18704—Means to selectively lock or retard screw or nut

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
GB4672373A 1972-10-12 1973-10-05 Apparatus for and method of opening and closing of a door Expired GB1447285A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972118140U JPS5154231Y2 (pt) 1972-10-12 1972-10-12

Publications (1)

Publication Number Publication Date
GB1447285A true GB1447285A (en) 1976-08-25

Family

ID=14729041

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4672373A Expired GB1447285A (en) 1972-10-12 1973-10-05 Apparatus for and method of opening and closing of a door

Country Status (6)

Country Link
US (1) US3863511A (pt)
JP (1) JPS5154231Y2 (pt)
DE (1) DE2351170A1 (pt)
FR (1) FR2202808A1 (pt)
GB (1) GB1447285A (pt)
NL (1) NL7313855A (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2504884A1 (fr) * 1981-05-04 1982-11-05 Maurras Jean Winch de wishbone
DE19832306C2 (de) * 1998-06-19 2003-03-27 Weber Hydraulik Gmbh Vorrichtung mit einer Steuerstange und mit einem von dieser betätigten Steuerhebel
ATE491856T1 (de) * 2006-03-31 2011-01-15 Valeo Sicherheitssysteme Gmbh Verstelleinrichtungen mit spindelantrieb

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US465724A (en) * 1891-12-22 Sand-scow
US2627355A (en) * 1947-07-12 1953-02-03 Murray & Tregurtha Inc Cargo carrier
US3398484A (en) * 1965-06-04 1968-08-27 Katsumura Toru Car door actuator
US3465604A (en) * 1967-04-20 1969-09-09 Harlan Moore Drive mechanism for drilling apparatus and the like
US3426715A (en) * 1967-08-29 1969-02-11 Valentino L Balbi Refuse disposal system and apparatus

Also Published As

Publication number Publication date
JPS5154231Y2 (pt) 1976-12-24
FR2202808A1 (pt) 1974-05-10
DE2351170A1 (de) 1974-04-18
US3863511A (en) 1975-02-04
JPS4973184U (pt) 1974-06-25
NL7313855A (pt) 1974-04-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee