US3641841A - Safety gate for press - Google Patents

Safety gate for press Download PDF

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Publication number
US3641841A
US3641841A US3641841DA US3641841A US 3641841 A US3641841 A US 3641841A US 3641841D A US3641841D A US 3641841DA US 3641841 A US3641841 A US 3641841A
Authority
US
United States
Prior art keywords
ram
gate
dies
lift assembly
press
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
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English (en)
Inventor
Masahiro Komori
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.)
Individual
Original Assignee
Individual
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
Priority claimed from JP2189869A external-priority patent/JPS4910030B1/ja
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of US3641841A publication Critical patent/US3641841A/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
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/02—Screens or other safety members moving in synchronism with members which move to and fro
    • F16P3/04—Screens or other safety members moving in synchronism with members which move to and fro for machines with parts which approach one another during operation, e.g. for stamping presses
    • 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
    • Y10T74/21—Elements
    • Y10T74/2193—Guard mechanisms
    • Y10T74/2194—Automatic
    • Y10T74/2196—Reciprocating member actuator
    • 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
    • Y10T83/00—Cutting
    • Y10T83/606—Interrelated tool actuating means and guard means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)
US3641841D 1969-03-24 1970-03-13 Safety gate for press Expired - Lifetime US3641841A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2189869A JPS4910030B1 (en, 2012) 1969-03-24 1969-03-24
JP7126869 1969-09-10

Publications (1)

Publication Number Publication Date
US3641841A true US3641841A (en) 1972-02-15

Family

ID=26359031

Family Applications (1)

Application Number Title Priority Date Filing Date
US3641841D Expired - Lifetime US3641841A (en) 1969-03-24 1970-03-13 Safety gate for press

Country Status (4)

Country Link
US (1) US3641841A (en, 2012)
DE (1) DE2013409A1 (en, 2012)
FR (1) FR2039919A5 (en, 2012)
GB (1) GB1310181A (en, 2012)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987881A (en) * 1975-04-17 1976-10-26 Perkins & Mundt Inc. Safety guard
US4033250A (en) * 1975-06-18 1977-07-05 The Babcock & Wilcox Company Pneumatic buffering system
US5538490A (en) * 1993-02-15 1996-07-23 Fujitsu Limited Safety bar mechanism and sheet processing device having a safety bar mechanism
US6416451B1 (en) * 1996-06-28 2002-07-09 Ranpak Corp. Output chute for cushioning conversion machine
US20050181924A1 (en) * 2003-07-07 2005-08-18 Raimond Demers Cutterless dunnage converter and method
US7127931B1 (en) * 2004-11-23 2006-10-31 Honda Motor Co., Ltd. Tandem press shuttle area isolation gate system and method of use
US20160120128A1 (en) * 2014-10-30 2016-05-05 Deere & Company Round baler with bale wrapper
CN110280680A (zh) * 2019-08-12 2019-09-27 河南职业技术学院 一种具有保护功能的汽车整车制造用冲压装置和工作方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1259554A (en) * 1917-08-18 1918-03-19 George F Pross Guard for machines.
US1536762A (en) * 1923-04-18 1925-05-05 Broughton Joseph Guard for machinery
US2171523A (en) * 1938-06-24 1939-09-05 Anton M Frandsen Safety guard for power presses
US2240915A (en) * 1938-11-16 1941-05-06 Taylor Shantz Inc Safety guard
US2683515A (en) * 1949-02-18 1954-07-13 Hoffman Engineering Corp Automatic safety guard for power presses
US2724287A (en) * 1955-11-22 knoth
US3186256A (en) * 1963-07-22 1965-06-01 Reznick Louis Safety guards for brakes, punch presses and similar machines
US3377884A (en) * 1965-11-18 1968-04-16 Wilmot Breeden Ltd Guarding of machine tools

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2724287A (en) * 1955-11-22 knoth
US1259554A (en) * 1917-08-18 1918-03-19 George F Pross Guard for machines.
US1536762A (en) * 1923-04-18 1925-05-05 Broughton Joseph Guard for machinery
US2171523A (en) * 1938-06-24 1939-09-05 Anton M Frandsen Safety guard for power presses
US2240915A (en) * 1938-11-16 1941-05-06 Taylor Shantz Inc Safety guard
US2683515A (en) * 1949-02-18 1954-07-13 Hoffman Engineering Corp Automatic safety guard for power presses
US3186256A (en) * 1963-07-22 1965-06-01 Reznick Louis Safety guards for brakes, punch presses and similar machines
US3377884A (en) * 1965-11-18 1968-04-16 Wilmot Breeden Ltd Guarding of machine tools

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987881A (en) * 1975-04-17 1976-10-26 Perkins & Mundt Inc. Safety guard
US4033250A (en) * 1975-06-18 1977-07-05 The Babcock & Wilcox Company Pneumatic buffering system
US5538490A (en) * 1993-02-15 1996-07-23 Fujitsu Limited Safety bar mechanism and sheet processing device having a safety bar mechanism
US6416451B1 (en) * 1996-06-28 2002-07-09 Ranpak Corp. Output chute for cushioning conversion machine
US7186208B2 (en) 2003-07-07 2007-03-06 Ranpak Corp. Cutterless dunnage converter and method
US20050181924A1 (en) * 2003-07-07 2005-08-18 Raimond Demers Cutterless dunnage converter and method
US20070123406A1 (en) * 2003-07-07 2007-05-31 Ranpak Corp. Cutterless dunnage converter and method
US20080076654A1 (en) * 2003-07-07 2008-03-27 Ranpak Corp. Cutterless dunnage converter and method
US7407471B2 (en) 2003-07-07 2008-08-05 Ranpak Corp. Cutterless dunnage converter and method
US9370914B2 (en) 2003-07-07 2016-06-21 Ranpak Corp. Cutterless dunnage converter and method
US7127931B1 (en) * 2004-11-23 2006-10-31 Honda Motor Co., Ltd. Tandem press shuttle area isolation gate system and method of use
US20160120128A1 (en) * 2014-10-30 2016-05-05 Deere & Company Round baler with bale wrapper
US10188042B2 (en) * 2014-10-30 2019-01-29 Deere & Company Round baler with bale wrapper
CN110280680A (zh) * 2019-08-12 2019-09-27 河南职业技术学院 一种具有保护功能的汽车整车制造用冲压装置和工作方法

Also Published As

Publication number Publication date
DE2013409A1 (en, 2012) 1970-10-01
FR2039919A5 (en, 2012) 1971-01-15
GB1310181A (en) 1973-03-14

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