Door-stopping device with a plurality of holding positions

• US 10,450,783 B2
• Filed: 12/23/2016
• Issued: 10/22/2019
• Est. Priority Date: 12/24/2015
• Status: Active Grant

• Current Assignee: Andre Prieur
• Original Assignee: Andre Prieur
• Inventors: Prieur, Andre
• Primary Examiner(s): Mah, Chuck Y
• Application Number:
  US16/065,172
• Publication Number:
  US 20190003218A1
• Time in Patent Office: 1,033 Days
• CPC Class Codes: E05C 17/203 concealed, e.g. for vehicles
• CPC Class Codes: E05C 17/22 with braking, clamping or securing means in the guide E05C17/203 takes precedence

Abstract

A door-stopping device including a connecting arm (1) and a locking mechanism (2), one being secured to the door leaf, and the other to the frame, the connecting arm (1) including at least one face provided with a plurality of successive notches (11), in each of which a blocking element (21) can be housed, the blocking element being subjected to the effect of elastic return element (22), while a mobile carriage (3) can slide along the connecting arm (1) on which it is mounted, at the same time providing a certain resistance to movement. The mobile carriage (3) includes inclined ramps (32) for holding the blocking element (21) outside the notches (11) during the phases during which the door-locking device is in the unlocked mode. The device according is particularly applicable to motor vehicle doors.

Claims

1. A door stop device, comprising:

a connecting arm (1); and

a blocking mechanism (2),

wherein one of the connecting arm (1) and the blocking mechanism (2), is fastened to the opening part of the door, the other of the connecting arm (1) and the blocking mechanism (2) being fastened to the frame of the door,

wherein said connecting arm (1) comprises at least one side providing multiple successive retaining notches (11), in each of which a blocking element (21) is held,

the blocking element (21) being connected to said blocking mechanism and mobile relative to the blocking mechanism (2), in a direction globally perpendicular to the connecting arm (1),

said blocking element (21) being submitted to the force provided by elastic means (22), acting directly or indirectly on the blocking element (21), providing in this way the blocking function of the door stop device in multiple different positions, wherein;

a mobile carriage (3), may slide along said connecting arm (1) while providing some resistance to movement which may be obtained simply by some friction generated between two contacting surfaces belonging respectively to the connecting arm (1) and to the mobile carriage (3), whereas the mobile carriage (3) provides at least one notch (31), with a shape globally identical to the shape of the retaining notches (11) of the connecting arm (1), and the mobile carriage (3) also provides at least 2 inclined ramps (32) located on either side of said notch (31) of the mobile carriage (3);

said notch (31) of the mobile carriage (3) is designed to receive a part of an extremity (211) of the blocking element (21), in such a way that when the blocking element (21) is located inside a retaining notch (11) in a locked position, then the notch (31) of the mobile carriage (3) will be located beside and aligned with one of the retaining notches (11) of the connecting arm (1), due to the load exerted by the blocking element (21); and

whenever the connecting arm (1) is submitted to a force greater than a given threshold, the blocking element (21) is moved apart from the set composed of one of the retaining notches (11) of the connecting arm (1) and of the notch (31) of the mobile carriage (3), up to the point where the blocking element (21) is no longer inside the retaining notch (11) of the connecting arm (1), said blocking element (21) being from this point, only held by one of the inclined ramps (32) of the mobile carriage (3), the connecting arm (1) then being no longer blocked in translatory movement by the blocking element (21).

2. The door stop device as described in claim 1, wherein the relative resistance to movement between the connecting arm (1) and the mobile carriage (3) is obtained by a braking device (34), which comprises a brake pad (341) linked to the mobile carriage (3) and pressed by elastic means (342) against a surface belonging to the connecting arm (1).

3. The door stop device as described in claim 2, wherein said door stop device is mounted to the door of a motor vehicle.

4. The door stop device as described in claim 2, wherein said door stop device is mounted to the door of a building.

5. The door stop device as described in claim 1, wherein the relative resistance to movement between the connecting arm (1) and the mobile carriage (3) is obtained by the deformation of a deformable part (13) located on one side of the connecting arm (1), which is pressed against an embossment (35) belonging to the mobile carriage (3).

6. The door stop device as described in claim 5, wherein said door stop device is mounted to the door of a motor vehicle.

7. The door stop device as described in claim 5, wherein said door stop device is mounted to the door of a building.

8. The door stop device as described in claim 1, wherein the relative resistance to movement between the connecting arm (1) and the mobile carriage (3) is obtained by the deformation of a deformable part (13), located on one side of the connecting arm (1), which is pressed against a cylindrical roll (36), which may freely rotate inside a cavity belonging to a part of the mobile carriage (3) and facing the deformable part (13).

9. The door stop device as described in claim 8, wherein said door stop device is mounted to the door of a motor vehicle.

10. The door stop device as described in claim 8, wherein said door stop device is mounted to the door of a building.

11. The door stop device as described in claim 1, wherein the elastic means (22) are formed by adding a transmission part (24), provided between the elastic means (22) and the blocking element (21), said transmission part (24) comprising at least two surface elements (241) and (242), having a surface with a curved portion, with some mobility relative to each other, whereas these surface elements (241) (242) may slide in two globally perpendicular directions relative to each other;

whereas said surface elements (241) (242) cooperate in order to transfer the load provided by the elastic means (22), in a way that the direction of the force transmitted at the contact point (2412) between the surface elements (241) (242), may change while the elastic means (22) are being compressed.

12. The door stop device as described in claim 11, wherein said door stop device is mounted to the door of a motor vehicle.

13. The door stop device as described in claim 11, wherein said door stop device is mounted to the door of a building.

14. The door stop device as described in claim 1, wherein at least one braking device (37) is added to the mobile carriage (3), said braking device (37) being placed as a part of the inclined ramps (32) and providing inclined ramps (371) which take the place of a portion of said inclined ramps (32);

the function of said braking device (37) being to limit the motion of the mobile carriage (3) relative to the connecting arm (1);

conversely, during the re-locking phase of the blocking mechanism (2), said braking device (37) is inhibited by the means of a mobile lock (25) linked to the blocking mechanism (2), and mobile relative to the blocking mechanism (2) with a limited amplitude and in a direction globally parallel to the axis of the connecting arm (1), and in a way that, in the position defined as the initial position of said mobile lock (25), a pin (374) belonging to the braking device (37) comes in front of a notch (252) of the mobile lock (25), while the blocking element (21) exits one of the retaining notches (11) of the connecting arm (1), to be held by the braking device (37).

15. The door stop device as described in claim 1, wherein at least one elastic means (38) placed between two parts (381) (382) of the mobile carriage (3), added to the mobile carriage (3), in order that the elastic means (38) being compressed during the phase when the blocking element (21) is removed from the notches (31) as a result of a load applied to the connecting arm (1), then the release of the elastic means (38) just afterwards, helps the extremity (211) of the blocking element (21), to reach the top of the inclined ramps (32).

16. The door stop device as described in claim 1, wherein the connecting arm (1) comprises at its free extremity, a cylindrical part (15), placed beside said connecting arm (1), the axis of this cylindrical part (15) being parallel to the longitudinal axis of the connecting arm (1), the said cylindrical part (15) being designed to penetrate inside a cylindrical cavity (26) which is mounted to the blocking mechanism (2), said cylindrical cavity (26) being itself designed in a way that its cross section is merely larger than the cross section of the cylindrical part (15), in order that the penetration of this cylindrical part (15) inside the cylindrical cavity (26) takes place with a reduced clearance between the sides of those two latter parts, in order to encapsulate some compressed air inside the cylindrical cavity (26) as a result of the penetration of the cylindrical part (15), which then acts as a piston, and which therefore has a damping effect at the end of travel of the connecting arm (1).

17. The door stop device as described in claim 16, wherein said door stop device is mounted to the door of a building.

18. The door stop device as described in claim 1, wherein said door stop device is mounted to the door of a motor vehicle.

19. The door stop device as described in claim 1, wherein said door stop device is mounted to the door of a building.

20. The door stop device of claim 1, wherein said notch (31) is located side by side with the retaining notches (11) of the connecting arm (1) in such a way that with the blocking element (21) located inside the retaining notch (11) in the locked position, the notch (31) of the mobile element mobile carriage (3) will be located beside and aligned with one of the retaining notches (11) of the connecting arm (1), due to the load exerted by the blocking element (21).