CA981881A - Safety hook - Google Patents

Safety hook

Info

Publication number
CA981881A
CA981881A CA184,016A CA184016A CA981881A CA 981881 A CA981881 A CA 981881A CA 184016 A CA184016 A CA 184016A CA 981881 A CA981881 A CA 981881A
Authority
CA
Canada
Prior art keywords
safety hook
hook
safety
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
CA184,016A
Other languages
English (en)
Other versions
CA184016S (en
Inventor
Bengt F.A. Berg
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.)
K A Bergs Smide AB
Original Assignee
K A Bergs Smide AB
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 SE1376172A external-priority patent/SE400263B/xx
Priority claimed from SE7303473A external-priority patent/SE410177B/xx
Application filed by K A Bergs Smide AB filed Critical K A Bergs Smide AB
Application granted granted Critical
Publication of CA981881A publication Critical patent/CA981881A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D17/00—Parachutes
    • B64D17/22—Load suspension
    • B64D17/38—Releasable fastening devices between parachute and load or pack
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/34—Crane hooks
    • B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B45/00—Hooks; Eyes
    • F16B45/02—Hooks with pivoting or elastically bending closing member
    • F16B45/024—Hooks with pivoting or elastically bending closing member and having means biasing the closing member about the pivot
    • F16B45/026—Hooks with pivoting or elastically bending closing member and having means biasing the closing member about the pivot and including a coil type spring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
  • Load-Engaging Elements For Cranes (AREA)
CA184,016A 1972-10-25 1973-10-23 Safety hook Expired CA981881A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1376172A SE400263B (sv) 1972-10-25 1972-10-25 Sekerhetskrok
SE7303473A SE410177B (sv) 1973-03-13 1973-03-13 Sekerhetskrok

Publications (1)

Publication Number Publication Date
CA981881A true CA981881A (en) 1976-01-20

Family

ID=26655951

Family Applications (1)

Application Number Title Priority Date Filing Date
CA184,016A Expired CA981881A (en) 1972-10-25 1973-10-23 Safety hook

Country Status (7)

Country Link
US (1) US3899806A (fr)
JP (1) JPS57233B2 (fr)
AT (1) AT339538B (fr)
CA (1) CA981881A (fr)
FI (1) FI56664C (fr)
FR (1) FR2204563B1 (fr)
NO (1) NO137854C (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447344A1 (fr) * 1979-01-25 1980-08-22 Stas Soc Tech Access Spec Crochet de securite
FR2583731B1 (fr) * 1985-06-20 1988-03-25 Lorraine Laminage Crochet de levage pour appareils a prehension automatique.
US5586849A (en) * 1994-02-28 1996-12-24 Rushmore Vehicle Restraints, L.L.C. Wheel restraint device and quick-connect hooks for use therewith
US6139231A (en) * 1999-09-10 2000-10-31 Rushmore Vehicle Restraints, L.L.C. Wheel restraint device
US20050115775A1 (en) * 2003-12-01 2005-06-02 Stuart Thomson Vehicle restraint system
GB2436853B (en) * 2006-04-06 2010-12-22 Bartholomew Prendergast A coupling
GB0801282D0 (en) * 2008-01-24 2008-02-27 Toon John Hook
US8100449B2 (en) * 2010-03-15 2012-01-24 Wray Christopher T Chain grab hook with rotatable spring-loaded lock ball and snap-on nodule
KR101025183B1 (ko) * 2010-09-27 2011-04-07 (주) 선원 밸브 어구용 스냅링
CN103010940B (zh) * 2013-01-06 2015-01-14 莱芜钢铁集团有限公司 一种吊钩防脱装置
CN111891902B (zh) * 2020-07-23 2022-11-18 中铁建大桥工程局集团第六工程有限公司 一种地铁施工用安全吊物装置
CN216834288U (zh) * 2021-11-15 2022-06-28 上海峰飞航空科技有限公司 一种投放装置、投放组件和飞行器
US11946502B1 (en) * 2022-11-10 2024-04-02 George Zayas Pressure-release clamp assembly for an anchor assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US292008A (en) * 1884-01-15 Chaeles s
US714777A (en) * 1901-05-09 1902-12-02 Cornelius A Buck Snap-hook.
US1392026A (en) * 1921-05-17 1921-09-27 Stevenson Robert Milton Bull-hook
US1842593A (en) * 1931-04-01 1932-01-26 Edwards Ray Safety hook
US2791817A (en) * 1953-11-12 1957-05-14 Bullard Co Lineman's safety hook
US2783518A (en) * 1955-04-01 1957-03-05 Boston & Lockport Block Compan Snap hook

Also Published As

Publication number Publication date
AT339538B (de) 1977-10-25
NO137854B (no) 1978-01-30
US3899806A (en) 1975-08-19
FI56664B (fi) 1979-11-30
NO137854C (no) 1978-05-10
JPS57233B2 (fr) 1982-01-05
FR2204563B1 (fr) 1978-11-17
ATA900573A (de) 1977-02-15
FR2204563A1 (fr) 1974-05-24
JPS49133745A (fr) 1974-12-23
FI56664C (fi) 1980-03-10

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