EP0576924B1 - Hospital bed - Google Patents
Hospital bed Download PDFInfo
- Publication number
- EP0576924B1 EP0576924B1 EP93109666A EP93109666A EP0576924B1 EP 0576924 B1 EP0576924 B1 EP 0576924B1 EP 93109666 A EP93109666 A EP 93109666A EP 93109666 A EP93109666 A EP 93109666A EP 0576924 B1 EP0576924 B1 EP 0576924B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- bed
- wheel
- lever
- toggle
- connecting shaft
- 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.)
- Expired - Lifetime
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
- A61G7/012—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame raising or lowering of the whole mattress frame
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/86—Parts or details for beds, sofas or couches only not fully covered in a single one of the sub-groups A47C17/02, A47C17/04, A47C17/38, A47C17/52, A47C17/64, or A47C17/84; Drawers in or under beds
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C19/00—Bedsteads
- A47C19/04—Extensible bedsteads, e.g. with adjustment of length, width, height
- A47C19/045—Extensible bedsteads, e.g. with adjustment of length, width, height with entire frame height or inclination adjustments
Definitions
- the invention relates to a hospital or nursing bed, with a four-legged and a height and / or incline adjustable bed frame supporting base, the feet of which are each lowered on a separate, mounted on the base next to the feet in the bed driving position and wheel is assigned to the bed standing position.
- Such a bed is known from document DE-A-39 19 207.
- the object of the invention is to improve a hospital or nursing bed constructed according to the type mentioned above in such a way that the height adjustment of the wheels can be carried out in a simple manner without manual actuation and no adjustment and actuating means are exposed to the outside of the bed.
- the hospital bed or nursing bed according to the invention is equipped with a simple construction for the wheels, which is easy to operate without manual manipulations and is hardly visible from the outside, and which shows no disruptive parts, and which can be moved into the bed over short travel distances via toggle levers and one or two motor drives. Standing position and the bed driving position can be moved in height.
- two motor drives are preferably provided, each of which actuates a pair of toggle levers arranged in a bed length end region, and from this pair of toggle levers at least one push and push rod is inevitably taken along with the other pair of toggle levers arranged in the bed length end region, so that at the push of a button this adjustment of the drives and all wheels to the two bed positions is possible by the patient or the nursing staff.
- the entire adjustment and the motor with the transmission means are each arranged within a side part of the bed, so that they are hardly visible from the outside and do not result in unsightly and unintentionally protruding components which result in injuries and disturb the overall picture.
- the entire adjustment mechanism with motor is inexpensive and designed to be durable.
- the patient or nursing bed shows a base frame (1) with four feet (2) and a height and / or incline-adjustable bed frame (3), the feet (2) of which are each attached to a separate frame on the base (1) next to the feet (2) mounted guide (4) in the bed driving position lowerable and in the bed standing position wheel (5) is assigned.
- Each wheel (5) is mounted on the vertically movable sliding part (6) of a telescopic guide (4) fixed to the base frame (1) so that it can be steered and locked by means of a wheel bearing (8).
- Each telescopic guide (4) is assigned a toggle lever (9) which is articulated on the one hand with the fixed telescopic part (7) and on the other hand with the height-adjustable sliding part (6); the toggle lever (9) in a bed length end area is connected in its connecting axis (10) to a motor drive (11) and the toggle lever (9) in its other length end area is in its Connection axis (10a) coupled in terms of movement to the motor-driven connection axis (10) via at least one push and pull rod (12).
- Each toggle lever (9) has a first lever (15), which can be pivoted at one end about a horizontal pivot axis (13) on the fixed telescopic part (7) and a second, with one end around a horizontal pivot axis (14) on the sliding part (6). mounted, and with the wheel (5) holding the sliding part (6) vertically connected lever (16) and both levers (15, 16) are connected with their adjacent ends in the common connecting axis (10, 10a) in an articulated manner.
- the motor drive (11) is formed by an electric motor with a longitudinally displaceable threaded spindle (17), which is mounted on the base frame (1) so that it can be pivoted in height about a horizontal axis (18) and with the free length end of its threaded spindle (17) around the connecting axis (10) a bed length end area arranged toggle lever (5) for pivoting for the height movement of the wheel sliding part (6) and thereby rotatably receives the connecting axis (10).
- the lever (15) is extended to an angled lever part (15a) in the direction of the toggle lever (9) lying in the other end of the bed and in this lever part (15a) by a horizontal axis (15b ) pivotally connected to the threaded spindle (17).
- the push and pull rod (12) for the synchronized height movement of the coupled or all Wheel sliding parts (6) arranged which rotatably engages around the connecting axes (10, 10a) in their rod ends.
- the fixed telescopic parts (7) are fixed in place on cross members (21) lying on the base frame (1) by means of upright end shields (22); the drive or drives (11) are each held in a pivotable manner in their pivot axis (18) on a bearing plate (22) by a fork (23).
- Fig. 1 the standing position of the bed is shown, in which the threaded spindle (17) is retracted, the two levers (15, 16) of the toggle lever (9) are pivoted into a bent position, the wheel sliding part (6) upwards as far as into the telescopic part (7) that the wheels (5) have no contact with the ground (20).
- the second connecting axis (10a) is also moved via the push and pull rods (12) and the levers (15, 16) of the other toggle lever (9) have been brought into the corresponding, bent position, so that all sliding parts (6) are retracted are and the base (1) supports the entire bed stable.
- the threaded spindle (17) is extended by the drive (11), thereby displacing the connecting axis (10) in the longitudinal direction of the underframe (1) via the fork (23), whereby both levers (15, 16) move around them Swivel the axis (13, 14) into an extended position and the lower lever (16) moves with its axis (14) downwards and push the sliding part (6) out of the fixed telescopic part (7) until the wheels ( 5) Make contact with the floor (18) and the feet (2) from the floor (20) are free (Fig. 3).
- the drive (11) can pivot about its bearing axis (18) relative to the base frame (1).
- toggle levers (9) or toggle lever pairs with a drive (11) in each of the two longitudinal sides of the bed; 2, two toggle levers (9) are provided on each telescopic guide (4), and their levers (15, 16) are arranged on either side of the guide (4) and the rod (12) engages with one end of each toggle lever (9) at.
- the two drives (11) are controlled centrally by a control unit for lowering and raising the wheels (5).
- the toggle levers (5) or toggle lever pairs (5) are coupled in terms of movement by a push and pull rod (12) and are by their own or a common, all four toggle levers (9) or four toggle lever pairs (9) Actuating drive (11) pivotally connected to each other for the wheel height movement.
- a single rod (12) for the Coupling of all four toggle levers (9) or toggle lever pairs (9) may be provided.
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- Health & Medical Sciences (AREA)
- Nursing (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Invalid Beds And Related Equipment (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Abstract
Description
Die Erfindung bezieht sich auf ein Kranken- oder Pflegebett, mit einem vier Standfüße aufweisenden und einen höhen- und/oder neigungsverstellbaren Bettrahmen tragenden Untergestell, dessen Standfüßen jeweils ein an einer separaten, am Untergestell neben den Standfüßen gelagerten Führung in die Bett-Fahrstellung absenkbares und in die Bett-Standstellung anhebbares Rad zugeordnet ist.The invention relates to a hospital or nursing bed, with a four-legged and a height and / or incline adjustable bed frame supporting base, the feet of which are each lowered on a separate, mounted on the base next to the feet in the bed driving position and wheel is assigned to the bed standing position.
Ein derartiges Krankenbett ist aus dem Dokument DE-A-39 19 207 bekannt.Such a bed is known from document DE-A-39 19 207.
Für das Fahren und das standsichere Festsetzen von Kranken- oder Pflegebetten ist es bekannt geworden, entweder die Räder höhenverfahrbar vorzusehen oder aber die Standfüße des Untergestelles in sich teleskopartig ausfahrbar auszubilden.For the driving and the stable fixing of hospital or nursing beds, it has become known either to provide the wheels to be height-adjustable or to design the feet of the underframe to be telescopically extendable.
Aufgabe der Erfindung ist es, ein nach der eingangs genannten Art aufgebautes Kranken- oder Pflegebett dahingehend zu verbessern, daß die Höhenverstellung der Räder in einfacher Weise ohne manuelle Betätigungen bequem durchführbar ist und außen am Bett keinerlei Verstell- und Betätigungsmittel störend freiliegen.The object of the invention is to improve a hospital or nursing bed constructed according to the type mentioned above in such a way that the height adjustment of the wheels can be carried out in a simple manner without manual actuation and no adjustment and actuating means are exposed to the outside of the bed.
Diese Aufgabe wird erfindungsgemäß durch die kennzeichnenden Merkmale des Patentanspruches 1 gelöst; die sich daran anschließenden Unteransprüche beinhalten Gestaltungsmerkmale, welche vorteilhafte und förderliche Weiterbildungen der Aufgabenlösung darstellen.This object is achieved by the characterizing features of claim 1; the subsequent subclaims contain design features which represent advantageous and beneficial further developments of the task solution.
Das erfindungsgemäße Kranken- oder Pflegebett ist mit einer einfach aufgebauten, ohne manuelle Handgriffe bequem bedienbaren und nach außen kaum sichtbaren, sowie keine störenden Teile zeigenden Verstellmöglichkeit für die Räder ausgestattet, die auf kurzen Hubwegen über Kniehebel und einen oder zwei motorische Antriebe in die Bett-Standstellung und die Bett-Fahrstellung höhenbewegt werden können.The hospital bed or nursing bed according to the invention is equipped with a simple construction for the wheels, which is easy to operate without manual manipulations and is hardly visible from the outside, and which shows no disruptive parts, and which can be moved into the bed over short travel distances via toggle levers and one or two motor drives. Standing position and the bed driving position can be moved in height.
Für diese Radverstellung sind in bevorzugter Weise zwei motorische Antriebe vorgesehen, die jeweils ein in einem Bett-Längenendbereich angeordnetes Kniehebelpaar betätigen, und von diesem Kniehebelpaar wird mindestens eine Druck- und Schubstange das andere im Bett-Längenendbereich angeordnete Kniehebelpaar zwangsläufig mitgenommen, so daß auf Knopfdruck vom Patienten oder vom Pflegepersonal diese Verstellung der Antriebe und aller Räder in die beiden Bettstellungen möglich ist.For this wheel adjustment, two motor drives are preferably provided, each of which actuates a pair of toggle levers arranged in a bed length end region, and from this pair of toggle levers at least one push and push rod is inevitably taken along with the other pair of toggle levers arranged in the bed length end region, so that at the push of a button this adjustment of the drives and all wheels to the two bed positions is possible by the patient or the nursing staff.
Die gesamte Verstellung und der Motor mit den Übertragungsmitteln ist jeweils innerhalb eines Seitenteiles des Bettes angeordnet, somit nach außen kaum sichtbar und ergibt keine nach außen unschön und ungewollt vorstehenden, durch Anstoßen Verletzungen ergebenden und das Gesamtbild störende Bauteile.The entire adjustment and the motor with the transmission means are each arranged within a side part of the bed, so that they are hardly visible from the outside and do not result in unsightly and unintentionally protruding components which result in injuries and disturb the overall picture.
Die gesamte Verstellmechanik mit Motor ist kostengünstig aufgebaut und dauerhaft haltbar ausgeführt.The entire adjustment mechanism with motor is inexpensive and designed to be durable.
Es ist bevorzugt, für ein führungssicheres und störungsfreies Teleskopverschieben der Räder jeder Rad-Teleskopführung ein Kniehebelpaar zuzuordnen und jeweils die beiden in einen gemeinsamen Bett-Längsseitenbereich angeordneten Kniehebelpaare durch ein Druck- und Zugstange und einen Antrieb bewegungsmäßig zu koppeln.It is preferred to assign a pair of toggle levers to each wheel telescopic guide for a safe and trouble-free telescopic displacement of the wheels and to couple the two toggle lever pairs arranged in a common bed longitudinal side area by means of a push and pull rod and a drive.
Es besteht jedoch auch die Möglichkeit, alle vier Kniehebelpaare durch eine gemeinsame Druck- und Zugstange und einen gemeinsamen Antrieb zu betätigen.However, it is also possible to operate all four pairs of toggle levers using a common push and pull rod and a common drive.
Anhand der Zeichnungen wird ein Ausführungsbeispiel der Erfindung nachfolgend näher erläutert. Es zeigt:
- Fig. 1
- eine Seitenansicht eines Kranken- oder Pflegebettes mit standsicherem und über motorisch bewegte Kniehebel höhenbewegbarem Untergestell,
- Fig. 2
- eine Draufsicht auf einen Längsseitenbereich des Untergestelles mit Rädern, Kniehebeln, motorischem Antrieb und Druck- und Zugstange,
- Fig. 3
- eine Seitenansicht einer Rad-Teleskopführung mit durch den Antrieb und den verschwenkten Kniehebeln in die Fahrstellung ausgefahrenem Rad.
- Fig. 1
- 2 shows a side view of a hospital bed or nursing bed with a stable underframe which can be moved in height by means of a motorized toggle lever,
- Fig. 2
- a plan view of a longitudinal side region of the base frame with wheels, toggle levers, motor drive and push and pull rod,
- Fig. 3
- a side view of a wheel telescopic guide with the drive and the pivoted knee levers in the extended position wheel.
Das Kranken- oder Pflegebett zeigt einen vier Standfüße (2) aufweisenden und einen höhen- und/oder neigungsverstellbaren Bettrahmen (3) tragendes Untergestell (1), dessen Standfüßen (2) jeweils ein an einer separaten, am Untergestell (1) neben den Standfüßen (2) gelagerten Führung (4) in die Bett-Fahrstellung absenkbares und in die Bett-Standstellung anhebbares Rad (5) zugeordnet ist.The patient or nursing bed shows a base frame (1) with four feet (2) and a height and / or incline-adjustable bed frame (3), the feet (2) of which are each attached to a separate frame on the base (1) next to the feet (2) mounted guide (4) in the bed driving position lowerable and in the bed standing position wheel (5) is assigned.
Jedes Rad (5) ist an dem höhenbeweglichen Schiebeteil (6) einer am Untergestell (1) festgelegten Teleskopführung (4) mittels eines Radlagers (8) lenkbar und feststellbar gelagert.Each wheel (5) is mounted on the vertically movable sliding part (6) of a telescopic guide (4) fixed to the base frame (1) so that it can be steered and locked by means of a wheel bearing (8).
Jeder Teleskopführung (4) ist ein einerseits mit dem feststehenden Teleskopteil (7) und andererseits mit dem höhenverfahrbaren Schiebeteil (6) gelenkig verbundener Kniehebel (9) zugeordnet; der Kniehebel (9) in einem Bett-Längenendbereich ist in seiner Verbindungsachse (10) mit einem motorischen Antrieb (11) verbunden und der Kniehebel (9) im anderen Längenendbereich ist in seiner Verbindungsachse (10a) über mindestens eine Druck- und Zugstange (12) mit der motorisch bewegten Verbindungsachse (10) bewegungsmäßig gekoppelt.Each telescopic guide (4) is assigned a toggle lever (9) which is articulated on the one hand with the fixed telescopic part (7) and on the other hand with the height-adjustable sliding part (6); the toggle lever (9) in a bed length end area is connected in its connecting axis (10) to a motor drive (11) and the toggle lever (9) in its other length end area is in its Connection axis (10a) coupled in terms of movement to the motor-driven connection axis (10) via at least one push and pull rod (12).
Jeder Kniehebel (9) hat einen ersten, mit einem Ende um eine waagerechte Schwenkachse (13) am feststehenden Teleskopteil (7) schwenkbar gelagerten Hebel (15) und einen zweiten, mit einem Ende um eine waagerechte Schwenkachse (14) am Schiebeteil (6) gelagerten, und mit dem das Rad (5) haltenden Schiebeteil (6) höhenbeweglich verbunden Hebel (16) und beide Hebel (15,16) sind mit ihren benachbarten Ende in der gemeinsamen Verbindungsachse (10, 10a) gelenkig miteinander verbunden.Each toggle lever (9) has a first lever (15), which can be pivoted at one end about a horizontal pivot axis (13) on the fixed telescopic part (7) and a second, with one end around a horizontal pivot axis (14) on the sliding part (6). mounted, and with the wheel (5) holding the sliding part (6) vertically connected lever (16) and both levers (15, 16) are connected with their adjacent ends in the common connecting axis (10, 10a) in an articulated manner.
Der motorische Antrieb (11) ist von einem Elektromotor mit längsverschiebbarer Gewindespindel (17) gebildet, welcher am Untergestell (1) um eine waagerechte Achse (18) höhenverschwenkbar lagert und mit dem freien Längenende seiner Gewindespindel (17) um die Verbindungsachse (10) in einem Bett-Längenendbereich angeordneten Kniehebel (5) zu dessen Verschwenkung für die Höhenbewegung des Rad-Schiebeteiles (6) faßt und dabei die Verbindungsachse (10) drehbar aufnimmt.The motor drive (11) is formed by an electric motor with a longitudinally displaceable threaded spindle (17), which is mounted on the base frame (1) so that it can be pivoted in height about a horizontal axis (18) and with the free length end of its threaded spindle (17) around the connecting axis (10) a bed length end area arranged toggle lever (5) for pivoting for the height movement of the wheel sliding part (6) and thereby rotatably receives the connecting axis (10).
Für Verbindung von Hebel (15) und Gewindespindel (17) ist der Hebel (15) zu einem abgewinkelten Hebelteil (15a) in Richtung des im anderen Bettende liegenden Kniehebels (9) verlängert und in diesem Hebelteil (15a) durch eine waagerechte Achse (15b) mit der Gewindespindel (17) schwenkbeweglich verbunden.To connect the lever (15) and threaded spindle (17), the lever (15) is extended to an angled lever part (15a) in the direction of the toggle lever (9) lying in the other end of the bed and in this lever part (15a) by a horizontal axis (15b ) pivotally connected to the threaded spindle (17).
Zwischen der vom Elektromotor (11) bewegten Kniehebel-Verbindungsachse (10) und der zweiten Kniehebel-Verbindungsachse (10a) ist die Druck- und Zugstange (12) zur gleichlaufenden Höhenbewegung der gekoppelten oder aller Rad-Schiebeteile (6) angeordnet, die in ihren Stangenenden die Verbindungsachsen (10, 10a) drehbeweglich umgreift.Between the toggle lever connection axis (10) moved by the electric motor (11) and the second toggle lever connection axis (10a) is the push and pull rod (12) for the synchronized height movement of the coupled or all Wheel sliding parts (6) arranged which rotatably engages around the connecting axes (10, 10a) in their rod ends.
Die feststehenden Teleskopteile (7) sind an auf dem Untergestell (1) liegenden Querträgern (21) mittels aufrechter Lagerschilde (22) ortsfest gelagert; der oder die Antriebe (11) sind mit je einer Gabel (23) in ihrer Schwenkachse (18) an einem Lagerschild (22) höhenverschwenkbar gehalten.The fixed telescopic parts (7) are fixed in place on cross members (21) lying on the base frame (1) by means of upright end shields (22); the drive or drives (11) are each held in a pivotable manner in their pivot axis (18) on a bearing plate (22) by a fork (23).
In Fig. 1 ist die Standstellung des Bettes gezeigt, in dem die Gewindespindel (17) eingefahren ist, die beiden Hebel (15, 16) der Kniehebel (9) in eine eingeknickte Lage verschwenkt sind, das Rad-Schiebeteil (6) nach oben soweit in das Teleskopteil (7) eingefahren ist, daß die Räder (5) keinen Kontakt mit dem Boden (20) haben.In Fig. 1 the standing position of the bed is shown, in which the threaded spindle (17) is retracted, the two levers (15, 16) of the toggle lever (9) are pivoted into a bent position, the wheel sliding part (6) upwards as far as into the telescopic part (7) that the wheels (5) have no contact with the ground (20).
Über die Druck- und Zugstangen (12) ist die zweite Verbindungsachse (10a) ebenfalls bewegt und sind die Hebel (15, 16) des anderen Kniehebels (9) in die entsprechende, eingeknickte Lage gebracht worden, so daß alle Schiebeteile (6) eingefahren sind und das Untergestell (1) das gesamte Bett standsicher trägt.The second connecting axis (10a) is also moved via the push and pull rods (12) and the levers (15, 16) of the other toggle lever (9) have been brought into the corresponding, bent position, so that all sliding parts (6) are retracted are and the base (1) supports the entire bed stable.
Zum Fahren des Bettes wird die Gewindespindel (17) durch den Antrieb (11) ausgefahren, dadurch über die Gabel (23), die Verbindungsachse (10) in Längsrichtung des Untergestelles (1) verschoben, wodurch beide Hebel (15, 16) um ihre Achse (13, 14) in eine gestreckte Lage verschwenken und der untere Hebel (16) mit seiner Achse (14) nach unten wandert und dabei das Schiebeteil (6) aus dem festen Teleskopteil (7) herausschiebt und zwar soweit, bis die Räder (5) Kontakt mit dem Boden (18) eingehen und die Standfüße (2) vom Boden (20) frei sind (Fig. 3).To drive the bed, the threaded spindle (17) is extended by the drive (11), thereby displacing the connecting axis (10) in the longitudinal direction of the underframe (1) via the fork (23), whereby both levers (15, 16) move around them Swivel the axis (13, 14) into an extended position and the lower lever (16) moves with its axis (14) downwards and push the sliding part (6) out of the fixed telescopic part (7) until the wheels ( 5) Make contact with the floor (18) and the feet (2) from the floor (20) are free (Fig. 3).
Bei der Bewegung der Verbindungsachse (10) durch die Gewindespindel (17) wird gleichzeitig die Druck- und Zugstange (12) durch diese Achse (10) verschoben und verschiebt ihrerseits die andere Verbindungsachse (10a) in gleicher Richtung, so daß die Kniehebel (9) durch diese Achse (10a) ebenfalls in die gestreckte Lage gebracht werden, wie in Fig. 3 dargestellt; diese Kniehebel (9) führen zwangsgeführt dieselbe Bewegung wie die motorseitigen Kniehebel (9) aus und ziehen ihre zugeordneten Schiebeteile (6) in die Teleskopteile (7) ein oder drücken sie aus demselben heraus.When the connecting axis (10) moves through the threaded spindle (17), the push and pull rod (12) is simultaneously displaced by this axis (10) and in turn moves the other connecting axis (10a) in the same direction, so that the toggle lever (9 ) are also brought into the extended position by this axis (10a), as shown in FIG. 3; these toggle levers (9) perform the same movement as the motor-side toggle levers (9) and pull their associated sliding parts (6) into the telescopic parts (7) or push them out of the same.
Bei dieser Verstellung kann der Antrieb (11) um seine Lagerachse (18) gegenüber dem Untergestell (1) verschwenken.With this adjustment, the drive (11) can pivot about its bearing axis (18) relative to the base frame (1).
Es ist bevorzugt, in beide Bett-Längsseiten jeweils zwei Kniehebel (9) oder Kniehebelpaare mit einem Antrieb (11) anzuordnen; in Fig. 2 sind an jeder Teleskopführung (4) zwei Kniehebel (9) vorgesehen, und ihre Hebel (15, 16) beiderseits der Führung (4) angeordnet und die Stange (12) greift mit beiden Enden an je einem Kniehebel (9) an.It is preferred to arrange two toggle levers (9) or toggle lever pairs with a drive (11) in each of the two longitudinal sides of the bed; 2, two toggle levers (9) are provided on each telescopic guide (4), and their levers (15, 16) are arranged on either side of the guide (4) and the rod (12) engages with one end of each toggle lever (9) at.
Die beiden Antriebe (11) werden für das Absenken und Anheben der Räder (5) von einer Steuerung zentral von einem Hand-Bedienteil gesteuert.The two drives (11) are controlled centrally by a control unit for lowering and raising the wheels (5).
Die jeweils in einem Längen-Seitenbereich angeordneten Kniehebel (5) oder Kniehebelpaare (5) werden durch eine Druck- und Zugstange (12) bewegungsmäßig gekoppelt und sind durch einen eigenen oder einen gemeinsamen, alle vier Kniehebel (9) oder vier Kniehebelpaare (9) betätigenden Antrieb (11) für die Rad-Höhenbewegung verschwenkbar miteinander verbunden.The toggle levers (5) or toggle lever pairs (5), each arranged in a length side region, are coupled in terms of movement by a push and pull rod (12) and are by their own or a common, all four toggle levers (9) or four toggle lever pairs (9) Actuating drive (11) pivotally connected to each other for the wheel height movement.
Bei der Anordnung eines Antriebes (11) für alle vier Schiebeteile (6) kann eine einzige Stange (12) für die Kupplung aller vier Kniehebel (9) oder Kniehebelpaare (9) vorgesehen sein.In the arrangement of a drive (11) for all four sliding parts (6), a single rod (12) for the Coupling of all four toggle levers (9) or toggle lever pairs (9) may be provided.
Claims (7)
- Hospital bed having an underframe (1) comprising four supporting legs (2) and carrying a bed frame (3) which is adjustable in height and/or inclination, the supporting legs (2) being associated in each case with a wheel (5) supported at a separate guide (4) mounted at the underframe (1) near the supporting legs and being able to be lowered into the traveling position of the bed and lifted into the stationary position of the bed, characterised in that each wheel (5) is supported at the height adjustable sliding part (6) of a telescopic guide (4) fixed to the underframe (1),
each telescopic guide (4) is associated with a toggle joint (9) pivotally connected to the stationary telescopic part (7) on the one hand, and with the height adjustable sliding part (6) on the other hand,
the toggle joint (9) is connected, at one end region of the bed's length with its connecting shaft (10) to a motor drive (11) and the toggle joint (9) at the other end region of the bed's length is coupled with its connecting shaft (10a) via at least one pressing and drawing rod (12) to the motor driven connecting shaft (10) as regards its movements. - Hospital bed as claimed in claim 1, characterised in that each toggle joint (9) comprises a first lever (15) mounted at the stationary telescopic part (7) so as to be pivotable with one end about a horizontal pivot axis (13), and a second lever (16) is mounted at the sliding part (6) so as to be pivotable with one end about a horizontal pivot axis (14), said lever being further connected adjustably in height to the sliding part (6) carrying the wheel (5), both levers (15, 16) being pivotally connected to one another with their neighbouring ends in the common connecting shaft (10, 10a).
- Hospital bed as claimed in claim 1 or 2, characterised in that the motor drive (11) is formed by an electric motor with a longitudinally shiftable threaded spindle (17), said motor being mounted at the underframe so as to be upwardly tiltable about a horizontal shaft (18) and encompassing with the free end of the threaded spindle (17) the connecting shaft (10) of the toggle joint (9) arranged in one end region of the bed's length for the pivot movements thereof for the altitude motion of the sliding part (6).
- Hospital bed as claimed in claim 3, characterised in that the lever (15) of the toggle joint (9) activated by the threaded spindle (17) is elongated so as to form a bent off lever part (15 a) and is connected at the free end of the lever part by a horizontal shaft (15 b) to the threaded spindle (17) so as to be pivotally movable.
- Hospital bed as claimed in any one of claims 1 to 4, characterised in that between the toggle joint connecting shaft (10) moved by the electric motor (11) and the second toggle joint connecting shaft (10a) there is arranged the pressing and drawing rod (12) for the synchronous altitude motion of the wheel sliding parts (6) and accommodates in its rod ends the connecting shafts (10, 10a) in a pivotable manner.
- Hospital bed as claimed in any one of claims 1 to 5, characterised in that the two toggle joints (9) or pairs of toggle joints arranged in each case in one lateral region of the length are coupled by means of a pressing and drawing rod (12) as regards their motion and are pivotable by an own or a common drive (11) operating all pairs of toggle joints for the altitude motion of the wheel.
- Hospital bed as claimed in any one of claims 1 to 6, characterised in that the telescopic parts (7) of the telescopic guide (4) are stationarily mounted at crossbeams (21) lying on the underframe (1) by means of upright bearing brackets (22) and the motor (11) is supported upwardly pivotable with a fork (23) in its pivot shaft (18) at a bearing bracket (22).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9208738U | 1992-06-30 | ||
| DE9208738U DE9208738U1 (en) | 1992-06-30 | 1992-06-30 | Hospital or nursing bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0576924A1 EP0576924A1 (en) | 1994-01-05 |
| EP0576924B1 true EP0576924B1 (en) | 1996-04-17 |
Family
ID=6881097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP93109666A Expired - Lifetime EP0576924B1 (en) | 1992-06-30 | 1993-06-17 | Hospital bed |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0576924B1 (en) |
| AT (1) | ATE136748T1 (en) |
| DE (2) | DE9208738U1 (en) |
| DK (1) | DK0576924T3 (en) |
| ES (1) | ES2088613T3 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2285619A (en) * | 1994-01-15 | 1995-07-19 | Smiths Industries Plc | Lift platforms |
| EP1092408A2 (en) | 1999-07-27 | 2001-04-18 | Thomas Vossnacke | Modular nursing system to reduce the cost of care of the elderly and others |
| WO2004021307A2 (en) * | 2002-08-30 | 2004-03-11 | Sdgi Holdings, Inc. | Systems and methods for use in mobile medical training |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29518420U1 (en) * | 1995-09-09 | 1996-01-18 | Thüringer Fleischereimaschinen GmbH, 99310 Arnstadt | Lifting device for seating, lying or storage areas |
| DE19604074B4 (en) * | 1996-02-05 | 2007-03-15 | Barthelt, Hans-Peter, Dipl.-Ing. | Lifting device for care beds |
| DE29824629U1 (en) * | 1997-02-06 | 2001-11-29 | Voelker Moebelproduktionsgmbh | Height-adjustable bed, especially hospital or nursing bed |
| CA2331806A1 (en) * | 1998-05-29 | 1999-12-02 | Kendall O. Shows | Bed frame |
| US8239988B2 (en) | 2006-10-16 | 2012-08-14 | Timothy Brenner | Leg elevating device, system and method |
| CN108222585A (en) * | 2018-03-13 | 2018-06-29 | 刘宗威 | Folding multilayer stereo garage |
| CN111991149B (en) * | 2020-08-31 | 2022-07-12 | 浙江佑欣智能医疗科技有限公司 | Patient transfer bed with booster mechanism |
| CN215776814U (en) * | 2021-08-13 | 2022-02-11 | 浙江康贝德智能家居有限公司 | Adjustable bed leg device |
| CN114886675B (en) * | 2022-05-31 | 2023-05-26 | 郑州大学第三附属医院(河南省妇幼保健院) | Track translation type gynecological transfer nursing vehicle and application method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2642962A1 (en) * | 1989-01-23 | 1990-08-17 | Doriant Jean Claude | Device for reducing the height of an orthopaedic bed at the head and the foot of this bed |
| DE8907197U1 (en) * | 1989-06-13 | 1990-01-11 | Völker Möbelproduktionsgesellschaft mbH, 5810 Witten | Nursing and/or hospital bed with footrests guided and stored in the corner rails of the bed frame that are telescopically adjustable |
| EP0433737B1 (en) * | 1989-12-08 | 1994-03-02 | VÖLKER MÖBELPRODUKTIONS-GESELLSCHAFT mbH | Bed, especially a bed for patients and/or bed for nursing |
| DE4115916A1 (en) * | 1990-05-15 | 1991-12-12 | Berg Wilh Gmbh & Co Kg | Hospital bed with height variation - has upper frame attached to lower frame via parallelogram linkage |
| DE9207379U1 (en) * | 1992-06-01 | 1992-08-06 | Bosserhoff, Gerd, 4795 Delbrück | Hospital or nursing bed |
-
1992
- 1992-06-30 DE DE9208738U patent/DE9208738U1/en not_active Expired - Lifetime
-
1993
- 1993-06-17 DK DK93109666.3T patent/DK0576924T3/en active
- 1993-06-17 AT AT93109666T patent/ATE136748T1/en not_active IP Right Cessation
- 1993-06-17 EP EP93109666A patent/EP0576924B1/en not_active Expired - Lifetime
- 1993-06-17 ES ES93109666T patent/ES2088613T3/en not_active Expired - Lifetime
- 1993-06-17 DE DE59302240T patent/DE59302240D1/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2285619A (en) * | 1994-01-15 | 1995-07-19 | Smiths Industries Plc | Lift platforms |
| EP1092408A2 (en) | 1999-07-27 | 2001-04-18 | Thomas Vossnacke | Modular nursing system to reduce the cost of care of the elderly and others |
| WO2004021307A2 (en) * | 2002-08-30 | 2004-03-11 | Sdgi Holdings, Inc. | Systems and methods for use in mobile medical training |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0576924A1 (en) | 1994-01-05 |
| DK0576924T3 (en) | 1996-08-26 |
| DE59302240D1 (en) | 1996-05-23 |
| DE9208738U1 (en) | 1992-09-17 |
| ATE136748T1 (en) | 1996-05-15 |
| ES2088613T3 (en) | 1996-08-16 |
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