CN112537271A - Dual-mode safety belt cutting knife - Google Patents
Dual-mode safety belt cutting knife Download PDFInfo
- Publication number
- CN112537271A CN112537271A CN202011413670.8A CN202011413670A CN112537271A CN 112537271 A CN112537271 A CN 112537271A CN 202011413670 A CN202011413670 A CN 202011413670A CN 112537271 A CN112537271 A CN 112537271A
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- cutting knife
- safety belt
- cover
- pressure spring
- lock catch
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/32—Devices for releasing in an emergency, e.g. after an accident ; Remote or automatic unbuckling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/32—Devices for releasing in an emergency, e.g. after an accident ; Remote or automatic unbuckling devices
- B60R2022/328—Devices for releasing in an emergency, e.g. after an accident ; Remote or automatic unbuckling devices comprising means for cutting the belt
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
A dual mode seatbelt severing knife comprising: the device comprises a main frame, a trigger device, a side cover, a blade pressure spring, a cutting knife, an upper cover, a lower cover and a safety belt; the upper cover is arranged on the main frame, and the lower cover is arranged below the main frame; the safety belt is clamped between the main frame and the lower cover, and the side cover is installed on one side of the main frame; one end of the blade pressure spring is arranged in a clamping groove formed in the inner side of the side cover, and the other end of the blade pressure spring is connected with the cutting knife; the cutting knife is slidably arranged in the main frame, and the cutting edge is vertically aligned with the safety belt; the trigger device is arranged on the upper surface of the upper cover, and the lower part of the trigger device penetrates through the upper cover and blocks the cutting knife; starting the trigger device, and the cutting knife is not blocked; the cutter is quickly ejected out under the action of the blade pressure spring, and the safety belt is cut off; the invention is suitable for the trapped people to cut off the safety belt through the device when various accidents and traffic accidents happen, thereby achieving the purposes of escaping and self-rescuing in an emergency state.
Description
Technical Field
The invention relates to the technical field of auxiliary devices of automobile articles, in particular to a dual-mode safety belt cutting knife.
Background
With the increase of the automobile holding capacity, people have higher and higher requirements on the safety of the automobile in the use process; the automobile safety belt is an important tool for guaranteeing the life safety of drivers and passengers, and equipment in the automobile fails when the automobile enters water or is on fire; in addition, driving collision in daily life is a strange mode, and external force after collision can cause the instrument panel or other interior parts of the vehicle to be clamped with the safety belt lock catch or shield the safety belt lock catch under many conditions, so that even if a passenger wants to be out of the restraint of the safety belt, the passenger can fail because the passenger cannot touch the unlocking lock tongue of the safety belt lock catch; at this time, the seat belt is activated not for safety but for binding effect, so that the occupant is in danger of getting stuck in the trapped room because the seat belt cannot be released.
For example, patent nos.: chinese utility model patent CN201922074000.7 discloses a safety belt cutting survival device, wherein a protruding block is protruded from the body, a notch is formed between the body and the protruding block, and a blade extending towards the notch is provided on both the body and the protruding block, however, the body or the protruding block is flat on the surface extended by the blade, so the body or the protruding block forms an edge of about 90 ° on the surface where the blade is located and the adjacent two sides, therefore, after the safety belt is put into the notch, when the safety belt is to be cut by applying force, no matter the blade of the body or the blade of the protruding block is used, the safety belt can be respectively bent at the blade and two 90 ° edges, and the applied force can not be concentrated, so more effort and time must be consumed to cut the safety belt.
It is therefore desirable to provide a device on a safety belt that can quickly sever the safety belt in an emergency, and a dual mode safety belt severing knife that can be used underwater.
Disclosure of Invention
In view of the above problems, the present invention provides a dual-mode safety belt cutting knife, which is suitable for people trapped in various accidents and traffic accidents to cut off the safety belt through the device, so as to achieve the purpose of escape and self-rescue in emergency.
The technical scheme adopted by the invention is as follows: a dual mode seatbelt severing knife comprising: the device comprises a main frame, a trigger device, a side cover, a blade pressure spring, a cutting knife, an upper cover, a lower cover and a safety belt; the upper cover is arranged on the main frame, and the lower cover is arranged below the main frame; the safety belt is clamped between the main frame and the lower cover, and the side cover is installed on one side of the main frame;
one end of the blade pressure spring is arranged in a clamping groove formed in the inner side of the side cover, and the other end of the blade pressure spring is connected with the cutting knife; the cutting knife is slidably arranged in the main frame, and the cutting edge is vertically aligned with the safety belt; the trigger device is arranged on the upper surface of the upper cover, and the lower part of the trigger device penetrates through the upper cover and blocks the cutting knife; starting the trigger device, and the cutting knife is not blocked; the cutter is quickly ejected out under the action of the blade pressure spring, and the safety belt is cut off;
the triggering device comprises: the device comprises a pull ring, a lock catch, a hard pressure spring, a pressure spring ring cover, a piston, an expansion valve, a one-way valve and a soft pressure spring; the pull ring is arranged on the upper surface of the lock catch, the lock catch is arranged at a step hole arranged on the upper cover, and the lower part of the lock catch is matched with the bottom of the step hole; the hard pressure spring is sleeved on the outer ring of the lock catch, one end of the hard pressure spring is fixed on a flange arranged at the lower part of the lock catch, and the other end of the hard pressure spring is fixed with the pressure spring ring cover; the pressure spring ring cover is in threaded connection with a thread groove formed in the upper surface of the upper cover, and the inner ring is in sliding fit with the lock catch; the piston is slidably arranged in a cavity arranged at the lower part of the lock catch and is limited in the cavity through a supporting ring cover arranged at the lower end of the lock catch, and the lower part of the piston extends out of the cavity to clamp the cutting knife;
one end of the soft pressure spring is fixed at the upper end of the piston, and the other end of the soft pressure spring is fixed on the upper surface of the cavity; the expansion ring is sleeved outside the piston and clamped between the piston and the lower surface of the cavity, and the expansion ring is expanded by water inflow and can push the piston to slide upwards along the inner wall of the cavity; the one-way valve is arranged at a vent hole arranged at the upper part of the lock catch, and the vent hole penetrates through the upper part of the lock catch and is communicated with the cavity and the outside; the support ring cover is also provided with a water inlet hole, and after the automobile enters water, water enters through the water inlet hole and is absorbed by the expansion ring, so that the trigger device is started to release the cutting knife.
Preferably, the support ring cover is screwed on the lower end of the lock catch.
Preferably, the upper part of the cutting knife is provided with a wedge-shaped locking block which is matched with the piston to temporarily block the cutting knife.
Preferably, the cutting edge of the cutting knife is in a C-shaped semi-surrounding shape, and when the cutting edge is used for cutting off the safety belt, the upper inner surface and the lower inner surface of the cutting knife wrap the safety belt; the stability of the safety belt cut off by the cutting knife is increased, and the safety belt is promoted to be quickly disconnected.
Preferably, when the cutter is not released, the distance between the cutting edge and the safety belt is not less than cm.
Preferably, the upper part of the cutting knife is provided with a guide plate, correspondingly, one side of the main frame is provided with a T-shaped guide groove which is in sliding fit with the guide plate of the cutting knife and is used for guiding the cutting knife when the cutting knife is ejected out in a sliding way; the cutting knife is characterized in that a guide block is arranged on the lower portion of the cutting knife, correspondingly, a slide way is arranged on the upper portion of the lower cover, the slide way is in sliding fit with the cutting knife guide block, and the guide block is used for guiding the cutting knife when the cutting knife is ejected in a sliding mode.
Preferably, the upper surface of the lock catch is provided with a mounting groove for folding the pull ring to be placed inside.
Preferably, a sealing ring is arranged on the group structure for sealing the piston and the inner wall of the cavity.
Preferably, the lower part of the upper cover is provided with a plurality of through holes, so that outside water can conveniently enter the upper cover.
Due to the adoption of the technical scheme, the invention has the following advantages:
(1) the safety belt cutting device can adapt to two modes, can deal with more emergency situations needing to cut off the safety belt, and reduces the potential safety hazard caused by the fact that trapped people cannot unlock the safety belt;
(2) the invention has small volume and convenient carrying, and saves resources and space;
(3) the invention is convenient and simple to use and can be repeatedly used;
(4) the safety belt can be mounted on safety belts of most vehicle types, and is wide in application range.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the cutting knife and the related driving device of the present invention.
Fig. 3 is a cross-sectional view of the internal structure of the triggering device of the present invention.
Fig. 4 is a schematic structural diagram of a part of the triggering device of the present invention.
Fig. 5 is a sectional view showing an initial state of the overall structure of the present invention.
Fig. 6 is a sectional view showing a state in which the overall structure of the present invention is used.
FIG. 7 is a schematic view of a specific structure of the tab of the present invention.
Fig. 8 is a schematic view of the structure of the cutter of the present invention.
Reference numerals: 1-a main frame; 2-a trigger device; 3-side cover; 4, pressing a blade spring; 5-cutting knife; 6-covering; 7-lower cover; 8-a safety belt; 201-a pull ring; 202-locking; 203-hard compression spring; 204-pressure spring ring cover; 205-a piston; 206-an expansion ring; 207-one-way valve; 208-soft compression spring; 209-sealing ring; 210-support ring cover; 2021-flange; 2022-cavity; 2023-air holes; 2024-water inlet hole; 2025-mounting groove; 501-blade; 502-wedge lock; 503-a guide plate; 504-guide block.
Detailed Description
The invention discloses a dual-mode safety belt cutting knife, which can be triggered and started under various conditions of land and underwater to cut off a safety belt to help people escape. The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
1-8, a dual mode seatbelt severing knife, the present invention comprises: the device comprises a main frame 1, a trigger device 2, a side cover 3, a blade pressure spring 4, a cutting knife 5, an upper cover 6, a lower cover 7 and a safety belt 8; the upper cover 6 is arranged on the main frame 1, and the lower cover 7 is arranged below the main frame 1; the safety belt 8 is clamped between the main frame 1 and the lower cover 7, and the side cover 3 is arranged on one side of the main frame 1; when the safety belt is installed, the lower cover 7 is opened, the safety belt 8 is clamped on the main frame 1, then the lower cover 7 is installed, and the safety belt 8 is fixed in the middle; the safety belt 8 cutting device can adapt to two modes, can deal with more emergency situations needing to cut off the safety belt 8, and reduces potential safety hazards caused by the fact that trapped people cannot unlock the safety belt 8;
one end of a blade pressure spring 4 is arranged in a clamping groove arranged on the inner side of the side cover 3, and the other end of the blade pressure spring is connected with a cutting knife 5; the cutting knife 5 is slidably arranged in the main frame 1, and the cutting edge 501 is vertically aligned with the safety belt 8; the trigger device 2 is arranged on the upper surface of the upper cover 6, and the lower part of the trigger device penetrates through the upper cover 6 and blocks the cutting knife 5; the trigger device 2 is started, and the cutting knife 5 is not blocked; the cutting knife 5 is rapidly ejected out under the action of the blade pressure spring 4, and the safety belt 8 is cut off; the trigger device 2 is started in two modes, one mode is that the trigger device 2 is manually opened to unlock and cut off, and the other mode is that the trigger device 2 is automatically opened to unlock and cut off through the pressure of water after the automobile falls into water.
Referring to fig. 3-4, the triggering device 2 includes: the device comprises a pull ring 201, a lock catch 202, a hard compression spring 203, a compression spring ring cover 204, a piston 205, an expansion ring 206, a one-way valve 207 and a soft compression spring 208; the pull ring 201 is arranged on the upper surface of the lock catch 202, the lock catch 202 is arranged at a step hole arranged on the upper cover 6, and the lower part of the lock catch 202 is matched with the bottom of the step hole; the hard pressure spring 203 is sleeved on the outer ring of the lock catch 202, one end of the hard pressure spring is fixed on a flange 2021 arranged at the lower part of the lock catch 202, and the other end of the hard pressure spring is fixed with the pressure spring ring cover 204; the pressure spring ring cover 204 is in threaded connection with a thread groove formed in the upper surface of the upper cover 6, and the inner ring is in sliding fit with the lock catch 202; the piston 205 is slidably installed in the cavity 2022 arranged at the lower part of the lock catch 202, and is limited in the cavity 2022 by a supporting ring cover 210 arranged at the lower end of the lock catch 202, and the lower part of the piston extends out of the cavity 2022 to clamp the cutting knife 5; the support ring cap 210 is threaded onto the lower end of the latch 202.
One end of a soft pressure spring 208 is fixed at the upper end of the piston 205, and the other end is fixed on the upper surface of the cavity 2022; the expansion ring 206 is sleeved outside the piston 205 and clamped between the piston 205 and the lower surface of the cavity 2022, and the expansion ring 206 is inflated by water to push the piston 205 to slide upwards along the inner wall of the cavity 2022; the one-way valve 207 is arranged at an air hole 2023 arranged at the upper part of the lock catch 202, and the air hole 2023 penetrates through the upper part of the lock catch 202 and is communicated with the cavity 2022 and the outside; the supporting ring cover 210 is further provided with a water inlet 2024, and when the automobile enters water, water enters through the water inlet 2024 and is absorbed by the expansion ring 206, so that the trigger device 2 is started to release the cutting knife 5.
In the initial state, the device is arranged at a proper position of a vehicle safety belt 8, so that interference is avoided, and trapped people can touch the device by hands when emergency occurs; the horizontal position of the safety belt 8 corresponds to the middle of the cutting edge 501, the blade pressure spring 4 is in a compressed state, and the upper part of the cutting knife 5 is locked under the action of the piston 205 and is kept at one side of the safety belt 8; when the cutting knife 5 is not released, the distance between the cutting edge 501 and the safety belt 8 is not less than 1 cm.
Referring to fig. 8, the embodiment provides a dual mode safety belt cutter, in which a wedge-shaped locking block 502 is provided at the upper part of the cutter 5 to temporarily block the cutter 5 in cooperation with the piston 205; the cutting edge 501 of the cutting knife 5 is in a C-shaped semi-surrounding shape, and when the cutting edge 501 is used for isolating the safety belt 8, the safety belt 8 is wrapped by the upper inner surface and the lower inner surface of the cutting knife 5; the stability of the cutting knife 5 for cutting off the safety belt 8 is increased, and the safety belt 8 is promoted to be quickly cut off; the upper part of the cutting knife 5 is provided with a guide plate 503, correspondingly, one side of the main frame 1 is provided with a T-shaped guide groove which is in sliding fit with the guide plate 503 of the cutting knife 5 and is used for guiding the cutting knife 5 when the cutting knife 5 slides and pops up; the lower part of the cutting knife 5 is provided with a guide block 504, correspondingly, the upper part of the lower cover 7 is provided with a slide way which is in sliding fit with the guide block 504 of the cutting knife 5 and used for guiding when the cutting knife 5 is ejected in a sliding way. When cutting off, one end of the guide plate 503 slides out of the main frame 1 along the T-shaped sliding groove; when resetting is needed, the end of the guide plate 503 is pushed to return the cutting knife 5 to the initial position; resetting the trigger device 2 and clamping the cutting knife 5;
when the safety belt 8 needs to be cut off in a land emergency, the pull ring 201 is bent straight upwards, and then the lock catch 202 is pulled upwards, and the piston 205 can be synchronously upwards along with the upward movement of the lock catch 202 due to the fact that the mutual limit is formed between the lock catch 202 and the piston 205; after a certain distance is reached, the cutting knife 5 is unlocked, the blade pressure spring 4 is ejected, and the cutting knife 2 is pushed to cut off the safety belt 8; the pull ring 201 is used for straight breaking and then upwards pulling for unlocking, so that the problem of unlocking and cutting caused by mistaken touch is prevented to a certain extent; the whole device can be manually reset after being used, and the reutilization is ensured.
Referring to fig. 7, the embodiment provides a dual mode cutting blade, the upper surface of the lock catch 202 is provided with a mounting groove 2025 for folding the pull ring 201 therein; when in use, the lock catch 202 can be pulled up by pulling the pull ring 201 upwards; a sealing ring 209 is provided on the group structure of the piston 205 and the inner wall of the cavity 2022 for stabilizing the water pressure difference between the upper and lower surfaces of the piston 205.
When a car accident causes the car to enter water, the human sight is blurred, manual operation cannot be performed, and automatic unlocking is needed at the moment, and manual operation is not needed; when water enters the device, the expansion ring 206 at the bottom of the piston 205 absorbs water to expand, the piston 205 is slowly jacked up and pressed, the soft compression spring 208 of the piston is compressed, the hard compression spring 203 of the lock catch 202 is not compressed, then the piston 205 releases the cutting knife 5, and the safety belt 8 is cut off; the lower part of the upper cover 6 is provided with a plurality of through holes, so that outside water can conveniently enter the upper cover 6.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (9)
1. A dual mode seat belt severing knife comprising: the device comprises a main frame (1), a trigger device (2), a side cover (3), a blade pressure spring (4), a cutting knife (5), an upper cover (6), a lower cover (7) and a safety belt (8); the upper cover (6) is arranged on the main frame (1), and the lower cover (7) is arranged below the main frame (1); the safety belt (8) is clamped between the main frame (1) and the lower cover (7), and the side cover (3) is installed on one side of the main frame (1);
one end of the blade pressure spring (4) is arranged in a clamping groove arranged on the inner side of the side cover (3), and the other end of the blade pressure spring is connected with the cutting knife (5); the cutting knife (5) is slidably mounted in the main frame (1), and the cutting edge (501) is vertically aligned with the safety belt (8); the trigger device (2) is arranged on the upper surface of the upper cover (6), and the lower part of the trigger device penetrates through the upper cover (6) and blocks the cutting knife (5); the trigger device (2) is started, and the cutting knife (5) is not blocked; the cutting knife (5) is rapidly ejected out under the action of the blade pressure spring (4), and the safety belt (8) is cut off;
the triggering device (2) comprises: the device comprises a pull ring (201), a lock catch (202), a hard compression spring (203), a compression spring ring cover (204), a piston (205), an expansion ring (206), a one-way valve (207) and a soft compression spring (208); the pull ring (201) is arranged on the upper surface of the lock catch (202), the lock catch (202) is arranged at a step hole arranged on the upper cover (6), and the lower part of the lock catch (202) is matched with the bottom of the step hole; the hard pressure spring (203) is sleeved on the outer ring of the lock catch (202), one end of the hard pressure spring is fixed on a flange (2021) arranged at the lower part of the lock catch (202), and the other end of the hard pressure spring is fixed with a pressure spring ring cover (204); the pressure spring ring cover (204) is in threaded connection with a thread groove formed in the upper surface of the upper cover (6), and the inner ring is in sliding fit with the lock catch (202); the piston (205) is slidably arranged in a cavity (2022) arranged at the lower part of the lock catch (202) and limited in the cavity (2022) by a supporting ring cover (210) arranged at the lower end of the lock catch (202), and the lower part of the piston extends out of the cavity (2022) to clamp the cutting knife (5);
one end of the soft pressure spring (208) is fixed at the upper end of the piston (205), and the other end of the soft pressure spring is fixed on the upper surface of the cavity (2022); the expansion ring (206) is sleeved outside the piston (205) and clamped between the piston (205) and the lower surface of the cavity (2022), and the piston (205) is pushed to slide upwards along the inner wall of the cavity (2022) by the expansion of the expansion ring (206) after water enters; the one-way valve (207) is arranged at an air hole (2023) formed in the upper part of the lock catch (202), and the air hole (2023) penetrates through the upper part of the lock catch (202) and is communicated with the cavity (2022) and the outside; the supporting ring cover (210) is also provided with a water inlet hole (2024), and when the automobile enters water, water enters through the water inlet hole (2024) and is absorbed by the expansion ring (206), so that the trigger device (2) is started to release the cutting knife (5).
2. The dual mode seatbelt severing knife of claim 1, wherein the support ring cap (210) is threaded onto the lower end of the latch (202).
3. A dual mode safety belt cutter according to claim 1, characterized in that the upper part of the cutting blade (5) is provided with a wedge-shaped locking piece (502) which cooperates with the piston (205) to temporarily block the cutting blade (5).
4. A dual mode safety belt cutting knife according to claim 3, wherein the cutting edge (501) of the cutting blade (5) is in a C-shaped semi-surrounding shape, and when the cutting edge (501) is isolated from the safety belt (8), the upper and lower inner surfaces of the cutting blade (5) wrap the safety belt (8); the stability of the cutting knife (5) for cutting off the safety belt (8) is increased, and the safety belt (8) is promoted to be quickly disconnected.
5. A dual mode safety belt cutting knife according to claim 4, characterized in that the cutting edge (501) is spaced from the safety belt (8) by not less than 1cm when the cutting knife (5) is not released.
6. A dual mode safety belt cutting knife according to claim 5, characterized in that the upper part of the cutting knife (5) is provided with a guide plate (503), correspondingly, one side of the main frame (1) is provided with a T-shaped guide groove which is matched with the guide plate (503) of the cutting knife (5) in a sliding way and is used for guiding when the cutting knife (5) is ejected in a sliding way; the cutting knife is characterized in that a guide block (504) is arranged on the lower portion of the cutting knife (5), correspondingly, a slide way is arranged on the upper portion of the lower cover (7), the slide way is in sliding fit with the guide block (504) of the cutting knife (5), and the guide block is used for guiding the cutting knife (5) when the cutting knife slides and pops up.
7. The dual mode seatbelt severing knife of claim 2, wherein the latch (202) has a mounting groove (2025) on its upper surface for folding the tab (201) inside.
8. A dual mode seatbelt severing knife according to claim 1, characterized in that the sealing ring (209) is provided on the group structure where the piston (205) seals with the inner wall of the cavity (2022).
9. A dual mode seatbelt severing knife according to any of claims 1 to 8, wherein said upper cover (6) is provided with a plurality of through holes at its lower part to facilitate the entry of water from outside into the inside of the upper cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011413670.8A CN112537271A (en) | 2020-12-07 | 2020-12-07 | Dual-mode safety belt cutting knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011413670.8A CN112537271A (en) | 2020-12-07 | 2020-12-07 | Dual-mode safety belt cutting knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112537271A true CN112537271A (en) | 2021-03-23 |
Family
ID=75016058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011413670.8A Pending CN112537271A (en) | 2020-12-07 | 2020-12-07 | Dual-mode safety belt cutting knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112537271A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859169A (en) * | 2021-10-29 | 2021-12-31 | 重庆长安汽车股份有限公司 | Automatic fusing device and method for safety belt and vehicle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2382902A1 (en) * | 1977-03-07 | 1978-10-06 | Farcinade Michel | TIMED OR NOT, AUTOMATIC OR MANUAL SEAT BELT RELEASE DEVICE |
| DE19708339A1 (en) * | 1996-07-25 | 1998-01-29 | Herbert Richter | Safety belt cutter, for motor vehicle belts |
| DE102007007720A1 (en) * | 2007-02-16 | 2008-08-28 | Reitz, Arnold, Dipl.-Ing. | Firmly integrated belt cutting device for safety belt of motor vehicle, has cutter automatically cutting safety belt of vehicle after pulling of spacer with larger well visible handle, where cutter is driven by spring pressure |
| US20080222900A1 (en) * | 2007-03-16 | 2008-09-18 | Anthony Lee | Apparatus for Emergency Seatbelt Release |
| DE102009015459B3 (en) * | 2009-03-28 | 2010-05-12 | Gerhard Sutsch | Seat belt for motor vehicle, comprises splitting unit for splitting belt, where belt is guided over upper deviating point and lower deviating point, and through splitting unit |
| CN203093986U (en) * | 2013-01-31 | 2013-07-31 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile safety belt cutting device |
| CN205131183U (en) * | 2015-11-30 | 2016-04-06 | 重庆电讯职业学院 | It is drowned from cutting off safety belt |
| CN205871990U (en) * | 2016-08-08 | 2017-01-11 | 浙江水利水电学院 | Automobile automatic hasp that breaks away from in water security area that falls |
-
2020
- 2020-12-07 CN CN202011413670.8A patent/CN112537271A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2382902A1 (en) * | 1977-03-07 | 1978-10-06 | Farcinade Michel | TIMED OR NOT, AUTOMATIC OR MANUAL SEAT BELT RELEASE DEVICE |
| DE19708339A1 (en) * | 1996-07-25 | 1998-01-29 | Herbert Richter | Safety belt cutter, for motor vehicle belts |
| DE102007007720A1 (en) * | 2007-02-16 | 2008-08-28 | Reitz, Arnold, Dipl.-Ing. | Firmly integrated belt cutting device for safety belt of motor vehicle, has cutter automatically cutting safety belt of vehicle after pulling of spacer with larger well visible handle, where cutter is driven by spring pressure |
| US20080222900A1 (en) * | 2007-03-16 | 2008-09-18 | Anthony Lee | Apparatus for Emergency Seatbelt Release |
| DE102009015459B3 (en) * | 2009-03-28 | 2010-05-12 | Gerhard Sutsch | Seat belt for motor vehicle, comprises splitting unit for splitting belt, where belt is guided over upper deviating point and lower deviating point, and through splitting unit |
| CN203093986U (en) * | 2013-01-31 | 2013-07-31 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile safety belt cutting device |
| CN205131183U (en) * | 2015-11-30 | 2016-04-06 | 重庆电讯职业学院 | It is drowned from cutting off safety belt |
| CN205871990U (en) * | 2016-08-08 | 2017-01-11 | 浙江水利水电学院 | Automobile automatic hasp that breaks away from in water security area that falls |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859169A (en) * | 2021-10-29 | 2021-12-31 | 重庆长安汽车股份有限公司 | Automatic fusing device and method for safety belt and vehicle |
| CN113859169B (en) * | 2021-10-29 | 2023-07-25 | 重庆长安汽车股份有限公司 | Automatic safety belt fusing device and method and vehicle |
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