IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0804080
(2010-07-13)
|
등록번호 |
US-8276247
(2012-10-02)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
20 인용 특허 :
8 |
초록
▼
A snap hook includes a hook member having a gap formed by an attaching end and a receiving end, a pivotal gate pivotally secured to the hook member and having a notch for receiving the receiving end of the hook member, a locking member is rotatably and slidably engaged onto the pivotal gate and incl
A snap hook includes a hook member having a gap formed by an attaching end and a receiving end, a pivotal gate pivotally secured to the hook member and having a notch for receiving the receiving end of the hook member, a locking member is rotatably and slidably engaged onto the pivotal gate and includes a slot for aligning with the notch of the pivotal gate for allowing the pivotal gate and the locking member to be rotated relative to the hook member from the locking position to the unlocking position, and the locking member includes a guiding channel for guiding the locking member to slide longitudinally and to rotate relative to the pivotal gate and the hook member for a limited moving distance and for a limited rotational angle.
대표청구항
▼
1. A snap hook comprising: a hook member including a space formed therein, and including a gap formed therein and communicating with said space of said hook member for forming an attaching end and a receiving end, and including an opening formed in said receiving end for forming a first latch member
1. A snap hook comprising: a hook member including a space formed therein, and including a gap formed therein and communicating with said space of said hook member for forming an attaching end and a receiving end, and including an opening formed in said receiving end for forming a first latch member in said receiving end,a pivotal gate including a first end pivotally secured to said attaching end of said hook member with an axle for allowing said pivotal gate to be rotated relative to said hook member between a locking position and an unlocking position, said pivotal gate including a notch formed in said first end thereof for receiving said attaching end and including a second end having an opening formed therein for forming a second latch member in said second end of said pivotal gate and for selectively engaging with said first latch member of said hook member,a locking member including a bore formed therein for rotatably receiving and engaging onto said pivotal gate, and including a slot formed in a first end of said locking member for selectively aligning with said notch of said pivotal gate and said attaching end of said hook member and for allowing said pivotal gate and said locking member to be rotated relative to said hook member from the locking position to the unlocking position, and said locking member being movable relative to said pivotal gate for selectively receiving and engaging said first latch member of said hook member and said second latch member of said pivotal gate in a second end of said locking member, and for selectively disengaging said second end of said locking member from said first latch member of said hook member and said second latch member of said pivotal gate, anda spring member engaged with said pivotal gate and said locking member for forcing and biasing said locking member to rotate relative to said pivotal gate, and for disengaging and offsetting said slot of said locking member from said notch of said pivotal gate, and for anchoring and retaining said first latch member of said hook member and said second latch member of said pivotal gate in said second end of said locking member, and for locking and retaining and latching said pivotal gate to said hook member at the locking position, andsaid pivotal gate including a peripheral shoulder formed therein for engaging with said spring member, and said locking member including an inner peripheral shoulder formed therein for engaging with said spring member. 2. The snap hook as claimed in claim 1, wherein said pivotal gate includes an aperture formed therein for receiving a first end of said spring member, and said locking member includes a slit formed therein for engaging with a second end of said spring member. 3. The snap hook as claimed in claim 1, wherein said spring member is a coil spring engaged between said pivotal gate and said locking member. 4. A snap hook comprising: a hook member including a space formed therein, and including a gap formed therein and communicating with said space of said hook member for forming an attaching end and a receiving end, and including an opening formed in said receiving end for forming a first latch member in said receiving end,a pivotal gate including a first end pivotally secured to said attaching end of said hook member with an axle for allowing said pivotal gate to be rotated relative to said hook member between a locking position and an unlocking position, said pivotal gate including a notch formed in said first end thereof for receiving said attaching end and including a second end having an opening formed therein for forming a second latch member in said second end of said pivotal gate and for selectively engaging with said first latch member of said hook member,a locking member including a bore formed therein for rotatably receiving and engaging onto said pivotal gate, and including a slot formed in a first end of said locking member for selectively aligning with said notch of said pivotal gate and said attaching end of said hook member and for allowing said pivotal gate and said locking member to be rotated relative to said hook member from the locking position to the unlocking position, said locking member including a guiding channel formed in said locking member, and said axle including a head extended out of said pivotal gate and slidably received and engaged in said guiding channel of said locking member for guiding and limiting said locking member to rotate relative to said pivotal gate and said hook member for a limited rotational angle and to move longitudinally relative to said pivotal gate and said hook member for a limited moving distance “D”, and for controlling said slot of said locking member either in alignment with said notch of said pivotal gate or offset from said channel of said pivotal gate, said locking member being movable relative to said pivotal gate for selectively receiving and engaging said first latch member of said hook member and said second latch member of said pivotal gate in a second end of said locking member, and for selectively disengaging said second end of said locking member from said first latch member of said hook member and said second latch member of said pivotal gate, anda spring member engaged with said pivotal gate and said locking member for forcing and biasing said locking member to rotate relative to said pivotal gate, and for disengaging and offsetting said slot of said locking member from said notch of said pivotal gate, and for anchoring and retaining said first latch member of said hook member and said second latch member of said pivotal gate in said second end of said locking member, and for locking and retaining and latching said pivotal gate to said hook member at the locking position. 5. The snap hook as claimed in claim 4, wherein said guiding channel of said locking member includes a longitudinal passage, a lateral passage communicative with a lower portion of said longitudinal passage, and a seating recess communicative with an upper portion of said longitudinal passage of said locking member. 6. A snap hook comprising: a hook member including a space formed therein, and including a gap formed therein and communicating with said space of said hook member for forming an attaching end and a receiving end, and including an opening formed in said receiving end for forming a first latch member in said receiving end, said hook member including a latching notch formed in said receiving end of said hook member and communicative with said opening of said hook member for forming an anchoring catch in said receiving end of said hook member,a pivotal gate including a first end pivotally secured to said attaching end of said hook member with an axle for allowing said pivotal gate to be rotated relative to said hook member between a locking position and an unlocking position, said pivotal gate including a notch formed in said first end thereof for receiving said attaching end and including a second end having an opening formed therein for forming a second latch member in said second end of said pivotal gate and for selectively engaging with said first latch member of said hook member, and said pivotal gate including a latching notch formed in said second end of said pivotal gate for forming an anchoring catch in said second end of said pivotal gate and for selectively engaging with said anchoring catch and said latching notch of said hook member respectively and for anchoring and latching said pivotal gate to said hook member at the locking position,a locking member including a bore formed therein for rotatably receiving and engaging onto said pivotal gate, and including a slot formed in a first end of said locking member for selectively aligning with said notch of said pivotal gate and said attaching end of said hook member and for allowing said pivotal gate and said locking member to be rotated relative to said hook member from the locking position to the unlocking position, and said locking member being movable relative to said pivotal gate for selectively receiving and engaging said first latch member of said hook member and said second latch member of said pivotal gate in a second end of said locking member, and for selectively disengaging said second end of said locking member from said first latch member of said hook member and said second latch member of said pivotal gate, anda spring member engaged with said pivotal gate and said locking member for forcing and biasing said locking member to rotate relative to said pivotal gate, and for disengaging and offsetting said slot of said locking member from said notch of said pivotal gate, and for anchoring and retaining said first latch member of said hook member and said second latch member of said pivotal gate in said second end of said locking member, and for locking and retaining and latching said pivotal gate to said hook member at the locking position. 7. A snap hook comprising: a hook member including a space formed therein, and including a gap formed therein and communicating with said space of said hook member for forming an attaching end and a receiving end, and including an opening formed in said receiving end for forming a first latch member in said receiving end,a pivotal gate including a first end pivotally secured to said attaching end of said hook member with an axle for allowing said pivotal gate to be rotated relative to said hook member between a locking position and an unlocking position, said pivotal gate including a notch formed in said first end thereof for receiving said attaching end and including a second end having an opening formed therein for forming a second latch member in said second end of said pivotal gate and for selectively engaging with said first latch member of said hook member, said pivotal gate including a spring biased positioning member engaged in said first end of said pivotal gate and engageble with said attaching end of said hook member for biasing and positioning said pivotal gate to said hook member at the unlocking position,a locking member including a bore formed therein for rotatably receiving and engaging onto said pivotal gate, and including a slot formed in a first end of said locking member for selectively aligning with said notch of said pivotal gate and said attaching end of said hook member and for allowing said pivotal gate and said locking member to be rotated relative to said hook member from the locking position to the unlocking position, and said locking member being movable relative to said pivotal gate for selectively receiving and engaging said first latch member of said hook member and said second latch member of said pivotal gate in a second end of said locking member, and for selectively disengaging said second end of said locking member from said first latch member of said hook member and said second latch member of said pivotal gate, anda spring member engaged with said pivotal gate and said locking member for forcing and biasing said locking member to rotate relative to said pivotal gate, and for disengaging and offsetting said slot of said locking member from said notch of said pivotal gate, and for anchoring and retaining said first latch member of said hook member and said second latch member of said pivotal gate in said second end of said locking member, and for locking and retaining and latching said pivotal gate to said hook member at the locking position. 8. The snap hook as claimed in claim 7, wherein said pivotal gate includes a cavity formed in said first end of said pivotal gate for receiving a spring member of said spring biased positioning member. 9. The snap hook as claimed in claim 7, wherein said hook member includes an inclined surface formed in said attaching end of said hook member for selectively engaging with said spring biased positioning member. 10. The snap hook as claimed in claim 7, wherein said hook member includes a positioning notch formed in said attaching end for selectively engaging with said spring biased positioning member.
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