CN111364709A - Energy storage booster for walking ladder - Google Patents
Energy storage booster for walking ladder Download PDFInfo
- Publication number
- CN111364709A CN111364709A CN202010269158.4A CN202010269158A CN111364709A CN 111364709 A CN111364709 A CN 111364709A CN 202010269158 A CN202010269158 A CN 202010269158A CN 111364709 A CN111364709 A CN 111364709A
- Authority
- CN
- China
- Prior art keywords
- gear
- booster
- energy storage
- shell
- stair
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
- B66B9/06—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces
- B66B9/08—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces associated with stairways, e.g. for transporting disabled persons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
- B66B9/06—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces
- B66B9/08—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces associated with stairways, e.g. for transporting disabled persons
- B66B9/0807—Driving mechanisms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/18—Balustrades; Handrails
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/18—Balustrades; Handrails
- E04F11/1863—Built-in aids for ascending or descending stairs
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F2011/0203—Miscellaneous features of stairways not otherwise provided for
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/18—Balustrades; Handrails
- E04F2011/1868—Miscellaneous features of handrails not otherwise provided for
- E04F2011/1876—Movable elements, e.g. against sunlight
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Transportation (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
Many buildings do not have elevators, are inconvenient to live in, have a lot of difficulties in installing elevators additionally, walk up and down stairs and do not lose one motion, and only the motion is often too tired, and the knee joint is damaged. Lean on formula step energy storage booster by the casing, the energy storage coil spring, the gear, constitute such as roller and armrest pole, the energy storage coil spring drives the gear and rolls along the step handrail, the people who upstairs hold and embrace booster or armrest pole, also be exactly to pass part weight for the booster, just can easily upstairs under the drive of booster, also hold and embrace booster or armrest pole when downstairs, because people's relative position this moment is higher, be convenient for pass more weight for the booster, not only can reduce the impact to the knee joint with the help of the resistance of power ware, still use when going downstairs the energy through gear input energy storage coil spring in order to do upstairs simultaneously.
Description
Technical Field
The invention relates to a stair climbing booster.
Background
Many buildings do not have elevators, are inconvenient to live in, have a lot of difficulties in installing elevators additionally, walk up and down stairs and do not lose one motion, and only the motion is often too tired, and the knee joint is damaged.
Disclosure of Invention
Lean on formula step energy storage booster by the casing, the energy storage coil spring, the gear, constitute such as roller and armrest pole, the energy storage coil spring drives the gear and rolls along the step handrail, the people who upstairs hold and embrace booster or armrest pole, also be exactly to pass part weight for the booster, just can easily upstairs under the drive of booster, also hold and embrace booster or armrest pole when downstairs, because people's relative position this moment is higher, be convenient for pass more weight for the booster, not only can reduce the impact to the knee joint with the help of the resistance of power ware, still use when going downstairs the energy through gear input energy storage coil spring in order to do upstairs simultaneously.
Drawings
FIG. 1 is a first structure, the left drawing is a front view, and the right drawing is a side view.
FIG. 2 is a second structure, the left side view is a front view, and the right side view is a side view.
Fig. 3 is a structure three, the upper diagram is a side view, and the lower diagram is a top view.
Fig. 4 is a fourth structure, the left drawing is a front view, and the right drawing is a side view.
The specific embodiment is as follows: the step ladder energy storage booster comprises a shell, an energy storage coil spring, a gear, a roller, a backup rod and the like, and four structures are designed in the invention: (in the following description, the horizontal plane refers to a plane parallel to the upper plane of the stair railing; the vertical plane and the up-down and vertical directions refer to planes or directions perpendicular to the upper plane of the stair railing; the front, back, left and right are referred to as human references for walking on the stair).
The structure I is as follows:
the shell (11) of the booster is in a low oval cylindrical shape, the energy storage coil spring (12) is installed in a large head of the shell in the low oval cylindrical shape, the working mode of the energy storage coil spring is that the axis is fixed, a gear (14) is arranged on the periphery and is in a high door shape in side view, the gear is arranged on the stair handrail (1), the small head of the shell in the low oval cylindrical shape is divided into two halves to straddle two sides of the stair handrail, each side is respectively provided with a vertical roller (15) attached to the vertical surface of the stair handrail, and a transverse roller (16) can roll on the upper plane of the stair handrail in front of and behind the gear, so that the booster can conveniently and stably roll along the stair handrail; a square core shaft (13) of the energy storage coil spring can move up and down in a rectangular hole (17) in the center of the short oval large head of the shell, a spring (18) is arranged in the rectangular hole, and two sides of the gear close to the gear are respectively provided with a bayonet (19);
when the booster is in a normal state, the mandrel (13) is pressed down by the spring (18), namely the gear (14) is in a lower position, the clamping pin (19) clamps the gear to prevent the gear from rotating, and when a person holds the booster shell (11) or the holding rod (25) to give downward pressure to the booster shell, the gear relatively moves upwards and is not clamped by the clamping pin and can roll along a stair handrail.
The structure is suitable for tall and big people to use, and can directly hold the booster shell (21). A user of low stature can install the rest bar (25) at a proper position.
The structure II is as follows: the booster shell (21) is in a low cylindrical shape, the booster is in a door-shaped straddle stair handrail (1) in side view, the working mode of the energy storage coil springs (22) is in a periphery fixed type, the two energy storage coil springs are arranged on the shells (21) on the left side and the right side of the stair handrail and share one mandrel (23), a middle gear (24) is arranged on the mandrel, the mandrel and the middle gear are eccentrically arranged on the upper part of the shells, two sides of the middle gear are respectively provided with one transverse roller (26) which can roll on the stair handrail (1), the middle gear on the mandrel is provided with a door-shaped pressing frame (27) in a straddling mode, a pressure spring (28) is arranged between the upper plane of the pressing frame and the cylindrical shell, and the positions, close;
when the booster is in a normal state, the mandrel (23) is pressed down by the pressure spring (28), namely the intermediate gear (24) is in a lower position, the clamping rod (29) clamps the intermediate gear to enable the intermediate gear not to rotate, and when a person holds the booster shell (21) or the holding rod (25) to give downward pressure to the booster shell, the intermediate gear moves upwards relatively to be not clamped by the clamping rod and can roll along the stair handrail (1).
The structure is suitable for people with middle and high stature, and can directly hold the booster shell (21). A user of low stature can install the rest bar (25) at a proper position.
The structure is three: the booster shell (31) is in a short cylindrical shape, the working mode of the energy storage coil spring (32) is that a mandrel (33) is fixed, a gear (34) is arranged on the periphery of the energy storage coil spring, the booster is fixed in the middle of a horizontally placed V-shaped rest rod (35), two rolling wheels (36) are respectively arranged at the two upper ends of the V-shaped rest rod, and the shafts of the rolling wheels are vertical to the rest rod;
when the stair railing is used, the booster shell (31) and the leaning rod (35) are horizontally placed, the stair railing (1) is positioned between the two rollers (35) and the gear (34), the booster shell is provided with a gap (37) to expose the gear, and two sides of the gap, which are close to the gear, are provided with clips (39) protruding inwards;
in a normal state, the clamp (39) clamps the gear (34) to enable the gear not to rotate, the periphery of the gear is contacted with the rack (2) at the lower edge of the side close to the person of the stair handrail (1), and the periphery of the two rollers (36) is contacted with the upper edge of the side far away from the person of the stair handrail; when a person lies on the armrest rod (35), the armrest rod and the energy storage device shell (31) are under the gravity of the person, namely the gear (34) is under the pressure of the armrest on the person side, and the gear separation clamp can roll along the rack (2) on the lower edge of the armrest on the person side due to the elastic deformation of the shell.
The structure is suitable for users of medium stature.
The structure is four: the booster shell (41) is in a short cylindrical shape, the working mode of the energy storage coil spring (42) is that a mandrel (43) is fixed, a gear (44) is arranged on the periphery of the energy storage coil spring, a long arm horizontal short arm of an L-shaped leaning rod (45) is downward vertically, the booster is fixed on the short arm of the L-shaped leaning rod (45), a cross arm (48) is arranged at the position, close to a stair handrail (1), of the long arm of the leaning rod, two ends of the cross arm are respectively provided with a roller (46) with edges, and a shaft with the roller with edges is parallel to the long arm of the leaning rod;
when the stair railing is used, the stair railing (1) is arranged between two ribbed rollers (46) and a booster shell (41), an angle steel type rack (3) is installed on the far side of the stair railing, the non-tooth surface of angle steel is tightly attached to the far side of the stair railing, the tooth surface of the angle steel is level with the plane on the stair railing, a notch (47) is formed in the booster shell and allows a gear (44) to contact with the angle steel type rack, inward protruding clips (49) are arranged at the positions, close to the gear, of two sides of the notch, the clips clamp clamps clamp the gear to enable the gear not to rotate in a normal state, the wheel surfaces of the two ribbed rollers (46) are arranged on the plane on the stair railing (1), the two ridges are arranged outside the upper edge of the plane on the upper side of the stair railing, when a person leans against the long arm of an L-shaped leaning rod (45), the two ribbed rollers (46) form supporting points, the short arm of the leaning rod (45) and the booster shell are subjected to lifting force, which is equivalent to the pressure of the angle steel type rack, and the gear can roll along, the two edge rollers can roll along the upper plane of the stair handrail close to the human side.
The structure is suitable for users of medium stature.
In the three modes, the rack (2) for the gear to be meshed and rolled is needed on the upper plane of the handrail or the side surface close to a person, and is installed on each section of stair handrail, so that the cost is reduced, and the production and installation are simplified; in the fourth form, an angle steel rack (3) is required, and the manufacturing method is similar and different, namely, a flat steel bar is changed into an angle steel bar, and a continuous transverse long hole is punched at one side of the angle steel bar
The invention is mainly designed for single-door single-family stairs, if the booster is used for a public stair of a multi-storey house, the booster is stored in a corridor, and if the booster is provided by each person, a lock (4) can be installed at a proper position or a lock hole (5) can be manufactured to avoid mixed use.
Claims (7)
1. The utility model provides a lean on formula step energy storage booster, characterized by:
lean on formula step energy storage booster by the casing, the energy storage coil spring, the gear, constitute such as roller and armrest pole, the energy storage coil spring drives the gear and rolls along the step handrail, the people who upstairs is held up booster or is held up the pole, also be exactly to the booster is transfered to the weight, just can easily upstairs under the drive of booster, also hold up booster or armrest pole when downstairs, because people's relative position is higher this moment, be convenient for transfer more weights for the booster, not only can reduce the impact to the knee joint with the help of the resistance of power ware, still use when going downstairs the energy through gear input energy storage coil spring in order to do upstairs simultaneously.
2. The utility model provides a lean on formula step energy storage booster, characterized by:
the shell (11) of the booster is in a low oval cylindrical shape, the energy storage coil spring (12) is installed in a large head of the shell in the low oval cylindrical shape, the working mode of the energy storage coil spring is that the axis is fixed, a gear (14) is arranged on the periphery and is in a high door shape in side view, the gear is arranged on the stair handrail (1), the small head of the shell in the low oval cylindrical shape is divided into two halves to straddle two sides of the stair handrail, each side is respectively provided with a vertical roller (15) attached to the vertical surface of the stair handrail, and a transverse roller (16) can roll on the upper plane of the stair handrail in front of and behind the gear, so that the booster can conveniently and stably roll along the stair handrail; a square core shaft (13) of the energy storage coil spring can move up and down in a rectangular hole (17) in the center of the short oval large head of the shell, a spring (18) is arranged in the rectangular hole, and two sides of the gear close to the gear are respectively provided with a bayonet (19);
when the booster is in a normal state, the mandrel (13) is pressed down by the spring (18), namely the gear (14) is in a lower position, the clamping pin (19) clamps the gear to prevent the gear from rotating, and when a person leans against the shell (11) of the booster or the leaning rod (25) to give downward pressure to the gear, the gear moves upwards relatively and is not clamped by the clamping pin, and the gear can roll along a stair handrail.
3. The utility model provides a lean on formula step energy storage booster, characterized by:
the booster shell (21) is in a low cylindrical shape and becomes a door-shaped straddle stair handrail (1) in a side view, the working mode of the energy storage coil spring (22) is in a periphery fixed type, the two energy storage coil springs are arranged on the shells (21) on the left side and the right side of the stair handrail and share a mandrel (23), a middle gear (24) is arranged on the mandrel, the mandrel and the middle gear are eccentrically arranged on the upper part of the shell, two sides of the middle gear are respectively provided with a transverse roller (26) which can roll on the stair handrail (1), the middle gear on the mandrel is provided with a door-shaped pressing frame (27) in a straddling manner, a pressure spring (28) is arranged between the upper plane of the pressing frame and the cylindrical shell, and the positions close to the two;
when the booster is in a normal state, the mandrel (23) is pressed down by the pressure spring (28), namely the intermediate gear (24) is in a lower position, the clamping rod (29) clamps the intermediate gear to prevent the intermediate gear from rotating, and when a person leans against the shell (21) of the booster or the leaning rod (25) to give downward pressure to the booster, the intermediate gear moves upwards relatively to be not clamped by the clamping rod and can roll along the stair handrail (1).
4. The utility model provides a lean on formula step energy storage booster, characterized by:
the booster shell (31) is in a short cylindrical shape, the working mode of the energy storage coil spring (32) is that a mandrel (33) is fixed, a gear (34) is arranged on the periphery of the energy storage coil spring, the booster is fixed in the middle of a horizontally placed V-shaped rest rod (35), two rolling wheels (36) are respectively arranged at the two upper ends of the V-shaped rest rod, and the shafts of the rolling wheels are vertical to the rest rod;
when the stair railing is used, the booster shell (31) and the leaning rod (35) are horizontally placed, the stair railing (1) is positioned between the two rollers (35) and the gear (34), the booster shell is provided with a gap (37) to expose the gear, and two sides of the gap, which are close to the gear, are provided with clips (39) protruding inwards;
in a normal state, the clamp (39) clamps the gear (34) to enable the gear not to rotate, the periphery of the gear is contacted with the rack (2) at the lower edge of the side close to the person of the stair handrail (1), and the periphery of the two rollers (36) is contacted with the upper edge of the side far away from the person of the stair handrail; when a person lies on the armrest rod (35), the armrest rod and the energy storage device shell (31) are under the gravity of the person, namely the gear (34) is under the pressure of the armrest on the person side, and the gear separation clamp can roll along the rack (2) on the lower edge of the armrest on the person side due to the elastic deformation of the shell.
5. The utility model provides a lean on formula step energy storage booster, characterized by:
the structure is four: the booster shell (41) is in a short cylindrical shape, the working mode of the energy storage coil spring (42) is that a mandrel (43) is fixed, a gear (44) is arranged on the periphery of the energy storage coil spring, a long arm horizontal short arm of an L-shaped leaning rod (45) is downward vertically, the booster is fixed on the short arm of the L-shaped leaning rod (45), a cross arm (48) is arranged at the position, close to a stair handrail (1), of the long arm of the leaning rod, two ends of the cross arm are respectively provided with a roller (46) with edges, and a shaft with the roller with edges is parallel to the long arm of the leaning rod;
when the stair railing is used, the stair railing (1) is arranged between the two ribbed rollers (46) and the booster shell (41), the far side of the stair railing is provided with the angle steel type rack (3), the non-tooth surface of the angle steel is tightly attached to the far side of the stair railing, the tooth surface of the angle steel is level with the plane on the stair railing, the booster shell is provided with a notch (47) to enable the gear (44) to contact with the angle steel type rack, the two sides of the notch are close to the gear and are provided with inward protruding clamps (49), in a normal state, the clamps clamp the gear to enable the gear not to rotate, the wheel surfaces of the two ribbed rollers (46) are arranged on the plane on the stair railing (1), the two ridges are arranged outside the upper edge of the plane on the side of the stair railing, when a person leans against the long arm of the L-shaped leaning rod (45), the two ribbed rollers (46) form supporting points, the short arm of the leaning rod (45) and the booster shell are subjected to lifting force, which is equivalent to the pressure of the angle steel type rack, and the gear can roll along the angle steel, the two edge rollers can roll along the upper plane of the stair handrail close to the human side.
6. A method for manufacturing an energy storage booster of a leaning type step ladder is characterized by comprising the following steps:
the invention needs to have rack (2) for gear engagement rolling on the upper plane of the stair handrail or lean on the people's side, it should be installed on every stair handrail, in order to reduce the cost, simplify production and installation, the invention has specially designed the specialized rack, it is according to the tooth pitch punching continuous horizontal equispaced slotted hole that is equispaced on the flat steel bar, fix it on stair handrail according to the rule that the gear rolls, it makes simply with low costs, in the invention is sufficient to meet the operational requirement for gear engagement rolling; in the fourth structure, an angle steel type rack (3) is needed, and the manufacturing method is different, namely, a flat steel bar is changed into an angle steel bar, and a continuous transverse long hole is punched on one side of the angle steel bar.
7. The utility model provides a lean on formula step energy storage booster, characterized by:
and a lockset (4) is arranged at a proper position or a lock hole (5) is manufactured.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110622411.4A CN113321097A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202110622487.7A CN113216540A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202010269158.4A CN111364709B (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202110622372.8A CN113321096A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010269158.4A CN111364709B (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110622487.7A Division CN113216540A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202110622372.8A Division CN113321096A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202110622411.4A Division CN113321097A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111364709A true CN111364709A (en) | 2020-07-03 |
| CN111364709B CN111364709B (en) | 2021-07-06 |
Family
ID=71209343
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010269158.4A Active CN111364709B (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202110622372.8A Withdrawn CN113321096A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202110622411.4A Withdrawn CN113321097A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202110622487.7A Withdrawn CN113216540A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110622372.8A Withdrawn CN113321096A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202110622411.4A Withdrawn CN113321097A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
| CN202110622487.7A Withdrawn CN113216540A (en) | 2020-04-08 | 2020-04-08 | Energy storage booster for walking ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN111364709B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253287A (en) * | 1979-06-28 | 1981-03-03 | Overmoe Kenneth R | Step walker |
| EP0043592A1 (en) * | 1980-07-08 | 1982-01-13 | Albert Meise | Stair lift |
| CN101559018A (en) * | 2009-05-11 | 2009-10-21 | 屈平定 | Spiral stair handrail system provided with lifting seat |
| CN201427830Y (en) * | 2009-05-11 | 2010-03-24 | 屈平定 | Stair spiral armrest system equipped with lifting chair |
| CN203877695U (en) * | 2013-11-27 | 2014-10-15 | 蒙毅 | Stair-climbing chair equipped with power and convenient to make way |
| CN204958060U (en) * | 2015-09-20 | 2016-01-13 | 张向阳 | Double staircase of corridor |
| CN106608578A (en) * | 2015-10-22 | 2017-05-03 | 郑牧之 | Energy-storage type stair walking assisting mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102526901A (en) * | 2010-12-30 | 2012-07-04 | 袁明千 | Descending device |
| EP2514885B1 (en) * | 2011-04-19 | 2017-01-25 | Stairsteady, Ltd. | New locking system for a stair assistance device |
| CN103774808B (en) * | 2014-01-21 | 2016-01-20 | 沙洲职业工学院 | A kind of electric expansion stair of Armrest |
| GB201601263D0 (en) * | 2016-01-23 | 2016-03-09 | Stair Assist Ltd | Stairlift apparatus |
| CN110241990B (en) * | 2019-05-15 | 2024-04-02 | 浙江工贸职业技术学院 | Upstairs booster |
-
2020
- 2020-04-08 CN CN202010269158.4A patent/CN111364709B/en active Active
- 2020-04-08 CN CN202110622372.8A patent/CN113321096A/en not_active Withdrawn
- 2020-04-08 CN CN202110622411.4A patent/CN113321097A/en not_active Withdrawn
- 2020-04-08 CN CN202110622487.7A patent/CN113216540A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253287A (en) * | 1979-06-28 | 1981-03-03 | Overmoe Kenneth R | Step walker |
| EP0043592A1 (en) * | 1980-07-08 | 1982-01-13 | Albert Meise | Stair lift |
| CN101559018A (en) * | 2009-05-11 | 2009-10-21 | 屈平定 | Spiral stair handrail system provided with lifting seat |
| CN201427830Y (en) * | 2009-05-11 | 2010-03-24 | 屈平定 | Stair spiral armrest system equipped with lifting chair |
| CN203877695U (en) * | 2013-11-27 | 2014-10-15 | 蒙毅 | Stair-climbing chair equipped with power and convenient to make way |
| CN204958060U (en) * | 2015-09-20 | 2016-01-13 | 张向阳 | Double staircase of corridor |
| CN106608578A (en) * | 2015-10-22 | 2017-05-03 | 郑牧之 | Energy-storage type stair walking assisting mechanism |
| CN109052108A (en) * | 2015-10-22 | 2018-12-21 | 郑牧之 | Energy-storage type Bu Ti walk help mechanism |
| CN109052106A (en) * | 2015-10-22 | 2018-12-21 | 郑牧之 | Energy-storage type Bu Ti walk help mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111364709B (en) | 2021-07-06 |
| CN113321097A (en) | 2021-08-31 |
| CN113216540A (en) | 2021-08-06 |
| CN113321096A (en) | 2021-08-31 |
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Effective date of registration: 20230105 Address after: 276800 R&D Building No. 8, Electronic Information Industrial Park, Gaoxin 7th Road, Rizhao Hi tech Zone, Shandong Province 237, Xueyuan Road, Rizhao Hi tech Zone, Shandong Province Patentee after: Rizhao Xinrui Investment Promotion Development Co.,Ltd. Address before: Room 604, No. 59, Lane 595, Shuguang Road, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: Zheng Muzhi |