1. A precision safety ring-shaped hook, comprising:
a hook body having a hook cavity penetrating through two sides thereof, an opening communicating said hook cavity with outside sidewardly, a first guiding member provided at one end thereof, and a second guiding member provided at another end thereof, wherein said first guiding member is constructed to narrow a width of said opening and has an open slot formed in an inner side surface thereof and a locking slot extended from one end of said open slot;
a locking member comprising a main wall and two side walls forming a U-shape frame, said main wall having a first end and a second end, said two side walls having a first ear portion adapted for slidably moving about said first guiding member in a restricted manner and a second ear portion adapted for slidably moving about said second guiding member in a restricted manner, said first ear portion providing a first locking axle adapted for switching a position thereof between said open slot and said locking slot, said second ear portion providing second locking axle adapted for coupling with said second guiding member;
a first spring providing a momentum to drive said locking member to monentarily shut said opening;
a timing gauge structure comprising one or more rail members and a block pin and having a sliding groove, said rail member being correspondingly provided between said second guiding member and said second ear portion and having an arc surface, said sliding groove penetrating through said second guiding member so as to couple with said second locking axle for slibably moving with respect to said locking member in a restricted manner, so that when said first locking axle is retained in said locking slot to shut said opening of said hook body, said first end of said main wall is biased against an outer surface of said first guiding member and, at the same time, said block pin is moved away from said arc surface, wherein when said first locking axle is moved to said open slot, said first end of said main wall is moved away said first guiding member and, at the same time, said block pin is moved to said arc surface area, so that when said first locking axle is swung into said hook cavity, said block pin is moved to said arc surface and thus said locking member is guided by said arc surface to open said opening of said hook body.
2. The hook, as recited in claim 1, wherein said sliding groove has a first closing end adjacent to said opening and a second closing end distal from said opening, said rail members being provided at two sides surface of said second guiding member correspondingly, each of said rail members being positioned adjacent to said second closing end of said sliding groove and having a platform protruding from a surface of said second guiding member, a slope connecting said platform with said second of said second guiding member, and a rail protruded from said surface of said platform and connected to said slop, said rail having an arc surface provided concentrically about said second closing end, said block pin being affixed to said second ear portion for moving along said rail, so that when said locking axle is retained in said locking slot, said block pin is moved away from said rail and located outside said slope and positioned away from said rail.
3. The hook, as recited in claim 1, wherein said rail has a first closing end adjacent to said opening and a second closing end distal from said opening, said rail members being integrally provided at two side surfaces of said second guiding member correspondingly, each of said rail members being positioned adjacent to said second closing end and having a platform protruding from a surface of said second guiding member, said block pin being affixed to said second ear portion for moving along said rail.
4. The hook, as recited in claim 1, further comprising:
a control grip pivotally connected to said hook body via a center axle;
a second spring providing a momentum to said control grip to momentarily move away from said hook body;
an actuation structure having a limiting groove penetrating through said control grip for a driving pin positioned therein and a movement groove intersected with said limiting groove, said limiting groove being a curve arrangement centering about said center axle, wherein said actuation structure further comprises one or more actuation elements each having a middle portion pivotally connected to said hook body, a first end pivoted with said second locking axle, and a second end pivoted with a driving pin, wherein said movement groove is a curve arrangement centering about said middle portion of said actuation element, so that when said second locking axle is positioned to shut said opening by said locking member, said driving pin is positioned in said limiting groove so as to lock said second locking axle by means of said actuation element, but when one end of said control grip is pressed, said actuation element is switched to said movement groove and releasing the locking of said second locking axle.
5. The hook, as recited in claim 2, further comprising:
a control grip pivotally connected to said hook body via a center axle;
a second spring providing a momentum to said control grip to momentarily move away from said hook body;
an actuation structure having a limiting groove penetrating through said control grip for a driving pin positioned therein and a movement groove intersected with said limiting groove, said limiting groove being a curve arrangement centering about said center axle, wherein said actuation structure further comprises one or more actuation elements each having a middle portion pivotally connected to said hook body, a first end pivoted with said second locking axle, and a second end pivoted with a driving pin, wherein said movement groove is a curve arrangement centering about said middle portion of said actuation element, so that when said second locking axle is positioned to shut said opening by said locking member, said driving pin is positioned in said limiting groove so as to lock said second locking axle by means of said actuation element, but when one end of said control grip is pressed, said actuation element is switched to said movement groove and releasing the locking of said second locking axle.
6. The hook, as recited in claim 3, further comprising:
a control grip pivotally connected to said hook body via a center axle;
a second spring providing a momentum to said control grip to momentarily move away from said hook body;
an actuation structure having a limiting groove penetrating through said control grip for a driving pin positioned therein and a movement groove intersected with said limiting groove, said limiting groove being a curve arrangement centering about said center axle, wherein said actuation structure further comprises one or more actuation elements each having a middle portion pivotally connected to said hook body, a first end pivoted with said second locking axle, and a second end pivoted with a driving pin, wherein said movement groove is a curve arrangement centering about said middle portion of said actuation element, so that when said second locking axle is positioned to shut said opening by said locking member, said driving pin is positioned in said limiting groove so as to lock said second locking axle by means of said actuation element, but when one end of said control grip is pressed, said actuation element is switched to said movement groove and releasing the locking of said second locking axle.
7. The hook, as recited in claim 4, wherein said control grip comprises an end piece and two side pieces forming a groove adapted for embracing two sides of said hook body, wherein two of said actuation elements are installed between said second ear portion and two sides of said groove, and that said limiting groove and said movement groove are penetrated through said two side pieces and located outside said hook body while said movement groove is positioned farther than said limiting grove from said hook body.
8. The hook, as recited in claim 5, wherein said control grip comprises an end piece and two side pieces forming a groove adapted for embracing two sides of said hook body, wherein two of said actuation elements are installed between said second ear portion and two sides of said groove, and that said limiting groove and said movement groove are penetrated through said two side pieces and located outside said hook body while said movement groove is positioned farther than said limiting grove from said hook body.
9. The hook, as recited in claim 6, wherein said control grip comprises an end piece and two side pieces forming a groove adapted for embracing two sides of said to hook body, wherein two of said actuation elements are installed between said second ear portion and two sides of said groove, and that said limiting groove and said movement groove are penetrated through said two side pieces and located outside said hook body while said movement groove is positioned farther than said limiting grove from said hook body.
10. The hook, as recited in claim 4, wherein said first spring having a positioning portion surrounding said second locking axle, a first contacting element biasing against said hook body, and a second contacting element biasing against said main wall so as to drive said locking member and render said first locking axle having a momentum to move towards said locking slot anytime.
11. The hook, as recited in claim 5, wherein said first spring having a positioning portion surrounding said second locking axle, a first contacting element biasing against said hook body, and a second contacting element biasing against said main wall so as to drive said locking member and render said first locking axle having a momentum to move towards said locking slot anytime.
12. The hook, as recited in claim 6, wherein said first spring having a positioning portion surrounding said second locking axle, a first contacting element biasing against said hook body, and a second contacting element biasing against said main wall so as to drive said locking member and render said first locking axle having a momentum to move towards said locking slot anytime.
13. The hook, as recited in claim 4, wherein said hook body comprises a first arm and a second arm, wherein a first end of said first arm is continuously extended to connect with a first end of said second arm defining a closing portion while a second end of said first arm and a second end of said second arm define said opening, wherein said first guiding member is provided at said second end of said first arm which slightly narrows a width of said opening, wherein said second arm has a main axial hole and an auxiliary axial hoe penetrating through two sides thereof, wherein said main axial hole is to adapted for pivoting with said control grip and said auxiliary axial hole is adapted for pivoting said middle portion of said respective actuation element with a pivot pin, wherein said second guiding member is extended from said second arm which slightly narrows said width of said opening.
14. The hook, as recited in claim 5, wherein said hook body comprises a first arm and a second arm, wherein a first end of said first arm is continuously extended to connect with a first end of said second arm defining a closing portion while a second end of said first arm and a second end of said second arm define said opening, wherein said first guiding member is provided at said second end of said first arm which slightly narrows a width of said opening, wherein said second arm has a main axial hole and an auxiliary axial hoe penetrating through two sides thereof, wherein said main axial hole is adapted for pivoting with said control grip and said auxiliary axial hole is adapted for pivoting said middle portion of said respective actuation element with a pivot pin, wherein said second guiding member is extended from said second arm which slightly narrows said width of said opening.
15. The hook, as recited in claim 6, wherein said hook body comprises a first arm and a second arm, wherein a first end of said first arm is continuously extended to connect with a first end of said second arm defining a closing portion while a second end of said first arm and a second end of said second arm define said opening, wherein said first guiding member is provided at said second end of said first arm which slightly narrows a width of said opening, wherein said second arm has a main axial hole and an auxiliary axial hoe penetrating through two sides thereof, wherein said main axial hole is adapted for pivoting with said control grip and said auxiliary axial hole is adapted for pivoting said middle portion of said respective actuation element with a pivot pin, wherein said second guiding member is extended from said second arm which slightly narrows said width of said opening.
16. The hook, as recited in claim 13, wherein said actuation element has a V-shape and said middle portion is located at a turning point thereof to form an opening hole therein for pivoting with said pivot pin.
17. The hook, as recited in claim 14, wherein said actuation element has a V-shape and said middle portion is located at a turning point thereof to form an opening hole therein for pivoting with said pivot pin.
18. The hook, as recited in claim 15, wherein said actuation element has a V-shape and said middle portion is located at a turning point thereof to form an opening hole therein for pivoting with said pivot pin.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An integrated circuit, comprising:
a voltage sensor having a voltage output;
a temperature sensor having a temperature output; and
an analog-to-digital converter (ADC) coupled to the voltage sensor and the temperature sensor, the ADC to convert the voltage output and the temperature output to digital values.
2. The integrated circuit of claim 1, further comprising a storage coupled to receive an input address based upon at least one of the voltage output and the temperature output, the storage configured to store compensation data.
3. The integrated circuit of claim 2, further comprising:
a processor; and
a multiplexer having a first input coupled to the processor and a second input coupled to the ADC and an output coupled to the storage, the multiplexer configured to provide the input address to the storage.
4. The integrated circuit of claim 3, wherein the multiplexer is configured to receive addresses from the processor during initialization and to receive the input address from the ADC during operation.
5. The integrated circuit of claim 2, further comprising a register coupled to the ADC, the register configured to form the input address from the at least one of the voltage output and the temperature output.
6. The integrated circuit of claim 1, further comprising:
a first switch coupled to provide the voltage output to the ADC; and
a second switch coupled to provide the temperature output to the ADC, wherein the first and second switches are controlled by a state machine.
7. The integrated circuit of claim 6, further comprising a wake-up oscillator coupled to the state machine, the wake-up oscillator configured to periodically enable the state machine.
8. The integrated circuit of claim 2, further comprising a ring oscillator coupled to an output of the storage, wherein the storage is configured to provide the compensation data to the ring oscillator based on at least one of the current voltage and temperature of the integrated circuit.
9. A method comprising:
sensing one of a voltage value and a temperature value of an integrated circuit based on an indicator value corresponding to one of voltage or temperature;
accessing a storage of the integrated circuit using an address formed based on the sensed voltage or temperature value, the storage configured to store compensation data; and
dynamically adjusting a frequency of the integrated circuit using the accessed compensation data.
10. The method of claim 9, further comprising switching the indicator value to the other of voltage or temperature.
11. The method of claim 10, further comprising entering a sleep mode after switching the indicator value.
12. The method of claim 9, further comprising generating the compensation data by characterizing the integrated circuit.
13. The method of claim 12, wherein the characterizing further comprises varying the voltage and temperature over a predetermined range.
14. The method of claim 9, wherein the sensing comprises periodically sensing at a predetermined interval.
15. The method of claim 9, further comprising applying the accessed compensation data to a ring oscillator of the integrated circuit.
16. The method of claim 15, further comprising preventing the ring oscillator from glitching while switching delay elements of the ring oscillator.
17. An apparatus comprising:
a first storage to store incoming compensation data;
a second storage coupled to the first storage to store the incoming compensation data and to output the incoming compensation data when an update signal is activated;
an oscillator coupled to the second storage to receive the incoming compensation data therefrom, the oscillator configured to vary a frequency of the oscillator using the incoming compensation data; and
a controller coupled to the first and second storages and the oscillator, the controller to hold an output of the oscillator when a value of the incoming compensation data in the first and second storages differs.
18. The apparatus of claim 17, wherein the oscillator comprises a ring oscillator.
19. The apparatus of claim 17, wherein the controller comprises a state machine to provide changed compensation data to the oscillator while a hold signal is provided to the oscillator.
20. The apparatus of claim 19, wherein the state machine is to provide the hold signal while the oscillator adjusts a delay value responsive to the changed compensation data.