Summary of the invention
The embodiment of the present disclosure provides a kind of stair built-in fitting automatic generation method based on assembled architecture, device, sets
Standby and computer readable storage medium has automatically generated the vertical suspension centre built-in fitting of stair BIM figure, improves in staircase component and erects
The arrangement efficiency of straight suspension centre.
In order to solve the above technical problems, the embodiment of the present invention the following technical schemes are provided:
On the one hand the embodiment of the present invention provides a kind of stair built-in fitting automatic generation method based on assembled architecture, building
Ladder includes being marked time to constitute staristep and flat plate section by multistage, comprising:
The stair center of gravity is determined according to the stair outer profile model constructed in advance;
On the direction parallel with the flat plate section, determined centered on the center of gravity according to preset level offset distance
First point of even distribution and second point;
It is on the direction vertical with the flat plate section, described first point and the second point is mobile straight according to opposite direction
To falling on corresponding pedal;
It adjusts on described first point and the second point to the center of corresponding pedal, as embedment point;Respectively by described
A bit, the second point and the vector direction of the center of gravity are as the corresponding embedment direction of each embedment point;
It is that stair BIM figure generates vertical suspension centre according to default embedment rule, the embedment point and the embedment direction;
Wherein, the stair outer profile model construction process are as follows: the configuration parameter information of stair is obtained based on BIM base map,
Stair outer profile model according to the configuration parameter information architecture based on axis net.
Optionally, described to adjust on described first point and the second point to the center of corresponding pedal, as embedment point;Point
Do not include: using described first point, second point embedment direction corresponding as each embedment point with the vector direction of the center of gravity
Described first point falls on the first pedal, and the second point is fallen on the second pedal, according to the stair outer profile
Model determine the first center of first pedal and the first center line along pedal long side parallel direction through first center,
Second center of second pedal and along pedal long side parallel direction through bicentric second center line;
It is moved to first center line by described first point, and is determined in described first on first center line
Centered on the heart, thirdly with first point symmetry distribution;
The second point is moved to second center line, and is determined in described second on second center line
Centered on the heart, the 4th point symmetrical with the second point;
With described first point, the second point, it is described thirdly, it is described 4th point for embedment point, with each point with it is described heavy
The vector direction of the heart is embedment direction.
Optionally, described to adjust on described first point and the second point to the center of corresponding pedal, as embedment point;Point
Do not include: using described first point, second point embedment direction corresponding as each embedment point with the vector direction of the center of gravity
Described first point falls on the first pedal, is moved to the central point of first pedal at described first point;
The second point is fallen on the second pedal, and the second point is moved to the central point of second pedal;
Determining where described first point in the opposite of plane at the 5th point, with described 5th point same at described first point
On straight line;
Determining where the second point in the opposite of plane at the 6th point, with described 6th point same at described first point
On straight line;
With described first point, the second point, it is 5th point described, it is described 6th point for embedment point, with each point with it is described heavy
The vector direction of the heart is embedment direction.
It optionally, is stair BIM figure in the default embedment rule of the basis, the embedment point and the embedment direction
After generating vertical suspension centre, further includes:
Built-in fitting classification and number are set for the vertical suspension centre, and numbered for the vertical suspension centre with corresponding stair
Corresponding relationship is set.
Optionally, built-in fitting classification and number are set for the vertical suspension centre described, and are the vertical suspension centre and phase
After corresponding stair number setting corresponding relationship, further includes:
Based on the corresponding relationship that the vertical suspension centre is numbered with corresponding stair, by the built-in fitting class of the vertical suspension centre
It is not added in the built-in fitting statistics inventory of corresponding stair with number information;
Wherein, the built-in fitting statistics inventory is used to count the classification and every class built-in fitting quantity of stair built-in fitting, described
It is unique corresponding with stair number that built-in fitting counts inventory.
Optionally, described on the direction vertical with the flat plate section, by described first point and the second point according to phase
Opposite direction is mobile to include: up to falling on corresponding pedal
On the direction vertical with the flat plate section, by described first point and the second point in opposite direction according to default
Vertical shift distance is mobile;
Judge it is mobile after described first point and the second point whether fall in pedal surface;
If it is not, then continuing to move up and the second point at described first point until falling in phase in the flat plate section Vertical Square
Answer pedal surface.
On the other hand the embodiment of the present invention provides a kind of stair built-in fitting automatically generating device based on assembled architecture,
Include:
Stair outer profile model construction module, for obtaining the configuration parameter information of stair based on BIM base map, according to described
Stair outer profile model of the configuration parameter information architecture based on axis net;
Stair center of gravity determining module, for determining the stair center of gravity according to the stair outer profile model constructed in advance;
Suspension centre buries a position and embedment direction determining mould, in the direction parallel with the flat plate section, according to pre-
If horizontal-shift distance determines equally distributed centered on the center of gravity and second point at first point;Vertical with the flat plate section
Direction on, described first point and the second point is mobile until falling on corresponding pedal according to opposite direction;Adjustment institute
It states on first point and the second point to the center of corresponding pedal, as embedment point;Respectively by described first point, the second point
With the vector direction of the center of gravity as the corresponding embedment direction of each embedment point;
Vertical suspension centre generation module, for being described according to default embedment rule, the embedment point and the embedment direction
Stair BIM figure generates vertical suspension centre.
Optionally, further includes:
Built-in fitting additional information setup module for built-in fitting classification and number to be arranged for the vertical suspension centre, and is institute
It states vertical suspension centre and numbers setting corresponding relationship with corresponding stair.
The embodiment of the invention also provides a kind of, and the stair built-in fitting based on assembled architecture automatically generates equipment, including place
Device is managed, is realized when the processor is for executing the computer program stored in memory as described in preceding any one based on assembled
The step of stair built-in fitting automatic generation method of building.
The embodiment of the present invention finally additionally provides a kind of computer readable storage medium, the computer readable storage medium
On be stored with the stair built-in fitting automatically generating program based on assembled architecture, the stair built-in fitting based on assembled architecture
Realize that the stair built-in fitting as described in preceding any one based on assembled architecture is given birth to automatically when automatically generating program is executed by processor
The step of at method.
The advantages of technical solution provided by the present application, is, is determined by presetting horizontal-shift distance with stair center of gravity
Centered on equally distributed two o'clock, move two o'clock until fall in the vertical direction and mark time surface using the embedment as vertical suspension centre
Point, using the vector direction of embedment point direction center of gravity as embedment direction, according to preset embedment rule in stair BIM figure
Automatically generate vertical suspension centre, solve traditional artificial arrangement stair built-in fitting there are the drawbacks of, greatly improved in staircase component
The efficiency for arranging the vertical suspension centre built-in fitting of stair, improves the arrangement accuracy of stair built-in fitting;It is produced convenient for stair in component
Get off on line, directly can be packed into shelf with crane or gantry crane and perhaps compartment and then be transported to stockyard or construction ground, favorably
In the construction efficiency and construction accuracy that promote whole building projects.
In addition, the embodiment of the present invention provides phase also directed to the stair built-in fitting automatic generation method based on assembled architecture
Realization device, equipment and the computer readable storage medium answered, further such that the method has more practicability, the dress
Set, equipment and computer readable storage medium have the advantages that it is corresponding.
It should be understood that the above general description and the following detailed description are merely exemplary, this can not be limited
It is open.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
The description and claims of this application and term " first ", " second ", " third " " in above-mentioned attached drawing
Four " etc. be for distinguishing different objects, rather than for describing specific sequence.Furthermore term " includes " and " having " and
Their any deformations, it is intended that cover and non-exclusive include.Such as contain a series of steps or units process, method,
System, product or equipment are not limited to listed step or unit, but may include the step of not listing or unit.
After describing the technical solution of the embodiment of the present invention, the various non-limiting realities of detailed description below the application
Apply mode.
Referring first to Fig. 1, Fig. 1 is that a kind of stair built-in fitting based on assembled architecture provided in an embodiment of the present invention is automatic
The flow diagram of generation method, the embodiment of the present invention may include the following contents:
S101: the configuration parameter information of stair is obtained based on BIM base map, according to configuration parameter information architecture based on axis net
Stair outer profile model.
Stair include staristep and flat plate section, and staristep is marked time by multistage and constituted, and mark time for every grade and (are stepped on by riser and tyre tread
Plate) it constitutes.
Based on BIM platform, the configuration information of the stair of current built-in fitting to be generated is obtained from BIM base map, such as can be obtained
Take specification information (such as stair height, the gradient, each staristep series, flat plate section size etc.), stair type (such as indoor building
Ladder, exterior stair, spiral stairs etc.) etc..
Stair are modeled according to these configuration parameter information acquired, obtain stair outer profile model, stair
Outer profile model may be based on the outer profile model of axis net, and it is coordinate that each point on outer profile model, which is provided with XYZ tri-, thus
Obtain the coordinate value information of each profile point.
S102: stair center of gravity is determined according to the stair outer profile model constructed in advance.
Coordinate information based on known stair outer profile model and each profile point, can be obtained using basic geometric knowledge
To the position of centre of gravity of stair, further, also the three-dimensional coordinate information of center of gravity can be obtained in stair outer profile model.
S103: it on the direction parallel with flat plate section, is determined centered on center of gravity uniformly according to preset level offset distance
First point and second point of distribution.
Horizontal-shift distance be control first point and the distance between second point and center of gravity, also be by center of gravity to flat plate section
Obtain after parallel first direction mobile and horizontal offset distance at first point, center of gravity moves water to the second direction parallel with flat plate section
Obtain second point after flat offset distance, first direction and second direction are and the first party using center of gravity as the direction of the ray of starting point
To with second direction be same straight line on two opposite directions.
Horizontal-shift distance can be determined according to stairway width, stair position of centre of gravity, and the application does not do any limit to this
It is fixed.
S104: on the direction vertical with flat plate section, first point and second point is mobile until falling according to opposite direction
On corresponding pedal.
On the direction vertical with flat plate section, first and second point can be moved into preset vertical offset in opposite direction at first point
Distance;Then judge it is mobile after first point and second point whether fall in pedal surface;If it is not, then continuing vertical in flat plate section
First point of movement and second point are until fall in corresponding pedal surface on direction.Preset vertical offset distance can according to stair height,
Stair position of centre of gravity is determined, and the application does not do any restriction to this.
It should be noted that S104 and S103 may be used also in another embodiment are as follows: can be first vertical with flat plate section
Direction on, equally distributed centered on center of gravity first point and second point are determined according to preset vertical offset distance, then existed
It is on the direction parallel with flat plate section, first point and second point is mobile until falling on corresponding pedal according to opposite direction.
S105: in first point of adjustment and second point to the center of corresponding pedal, as embedment point;Respectively by first point,
2 points with the vector direction of center of gravity as the corresponding embedment direction of each embedment point.
It avoids suspension centre too close apart from the outer edge of pedal, causes to damage pedal surface when lifting, suspension centre can be arranged and step on
Plate center.
The vector direction of first point and center of gravity is the direction of first point of direction center of gravity, and the vector direction of second point and center of gravity is
Second point is directed toward the direction of center of gravity, and embedment direction is that suspension centre is embedded to the direction to stair, buries, that is, buries towards center of gravity direction
The suspension centre entered collides with stair.
S106: being that stair BIM figure generates vertical suspension centre according to default embedment rule, embedment point and embedment direction.
Embedment rule includes the code requirement (this field code requirement sanctified by usage) that the vertical suspension centre of stair buries stair.
Vertical suspension centre is alternatively referred to as horizontal suspension centre, for leading to as the suspension centre being connected in stair transportational process with crane
It crosses crane and stair is hung in into construction site or storage repository.
It is the point that hangs down with suspension centre according to embedment rule, the center line of suspension hook is vertical with the tread of ladder.
In technical solution provided in an embodiment of the present invention, determined by presetting horizontal-shift distance with stair center of gravity
Centered on equally distributed two o'clock, move two o'clock until fall in the vertical direction and mark time surface using the embedment as vertical suspension centre
Point, using the vector direction of embedment point direction center of gravity as embedment direction, according to preset embedment rule in stair BIM figure
Automatically generate vertical suspension centre, solve traditional artificial arrangement stair built-in fitting there are the drawbacks of, greatly improved in staircase component
The efficiency for arranging stair built-in fitting, improves the arrangement accuracy of stair built-in fitting;Get off on component production line convenient for stair,
Shelf directly can be packed into crane or gantry crane and perhaps compartment and then be transported to stockyard or construction ground, be conducive to be promoted whole
The construction efficiency and construction accuracy of a construction project engineering.
The vertical suspension centre of stair settable two, may also set up 4, vertical hoisting point position is evenly distributed on stair, from
And when crane being made to sling stair, stair shaking is smaller, more stable.When there is 4 vertical suspension centres, above-described embodiment generates two
A vertical suspension centre, other two suspension centre are formed in the other one side for penetrating stair, the two suspension centres are embedded to process according to above-mentioned reality
The mode for applying example is determined, and can also be determined otherwise.
The vertical suspension centre (first point and second point) of two of stair is it is known that a kind of specific embodiment determines other two
Vertical suspension centre (the 5th point, the 6th point) can be as described below:
First point falls on the first pedal, is moved to the central point of the first pedal at first point;
Second point is fallen on the second pedal, and second point is moved to the central point of the second pedal;
Determining where first point in the opposite of pedal plane at the 5th point, with the 5th point in same straight line at first point
On;
Determining where second point in the opposite of pedal plane at the 6th point, with the 6th point in same straight line at first point
On;
It is embedment point with first point, second point, the 5th point, the 6th point, with the vector direction of each point and center of gravity for embedment side
To.
The vertical suspension centre (first point and second point) of two of stair is it is known that another specific embodiment determines other two
A vertical suspension centre (thirdly, the 4th point) can be as described below:
First point falls on the first pedal, and second point is fallen on the second pedal, determines first according to stair outer profile model
Second center of the first center of pedal and the first center line, the second pedal along pedal long side parallel direction through the first center and
Along pedal long side parallel direction through bicentric second center line;
It is moved to the first center line by first point, and is determined centered on the first center on the first center line, with first
Point symmetry is distributed thirdly;
Second point is moved to the second center line, and is determined centered on the second center on the second center line, with second
The 4th point of point symmetry distribution;
With first point, second point, thirdly, the 4th point for embedment point, with the vector direction of each point and center of gravity be embedment side
To.
By the way that 4 vertical suspension centres are arranged, it is more stable in hoisting process to be conducive to stair, reduces in its hoisting process
Shake probability.
In view of construction project scale is increasing, by artificial statistics or all built-in fittings letters in construction project are updated
Breath, it is not only time-consuming and laborious, also easily malfunction.In consideration of it, based on the above embodiment, referring to fig. 2, Fig. 2 mentions for the embodiment of the present invention
The flow diagram of another stair built-in fitting automatic generation method based on assembled architecture of confession, it may include the following contents:
S107: built-in fitting classification and number are set for vertical suspension centre, and set for vertical suspension centre with corresponding stair number
Set corresponding relationship.
Built-in fitting classification be embedded to component built-in fitting type, as center suspension centre, side suspension centre, pin key hole to be provided,
Built-in fitting title can be used directly in pin key reinforcing rib etc., built-in fitting type, it is possible to use presets the mark of every class built-in fitting
Information, such as A1 represent center suspension centre, and A2 represents side suspension centre.Number can be the digital information automatically generated, can also be letter
It is optionally, pre-buried to the same class being embedded in the component to the same component with digital combined information or other information
Part can successively be numbered according to embedment sequence, to understand the quantity of such built-in fitting embedment according to number.
Each component has unique number in whole building project, builds to the built-in fitting and component of each component inside
A corresponding relationship is found, in order to be quickly found out all built-in fitting information of the component inside, in addition, can also be arranged for built-in fitting
Location information, quickly to position the built-in fitting in component inside.
S108: the corresponding relationship numbered based on vertical suspension centre with corresponding stair, by the built-in fitting classification of vertical suspension centre
It is added in the built-in fitting statistics inventory of corresponding stair with number information.
Each component all has a built-in fitting statistics inventory, and built-in fitting statistics inventory is for counting component inside built-in fitting
Classification and every class built-in fitting quantity, and built-in fitting statistics inventory and component number is uniquely corresponding, in other words, according to component
Number can contact built-in fitting and built-in fitting statistics inventory, so that built-in fitting information is added to built-in fitting statistics inventory
In.
Built-in fitting by consulting each component counts inventory, can obtain all built-in fitting information of the component;Pass through
Programming count is carried out to the built-in fitting statistics inventory of each component, the built-in fitting information of whole building project can be obtained.
From the foregoing, it will be observed that after the embodiment of the present invention is by automatically generating built-in fitting in component BIM figure, for the pre-buried of generation
Part setting classification information numbers and establishes corresponding relationship with corresponding component, to can realize that automation counts each structure
The classification and quantity of all built-in fittings in part, so can automate statistics whole building project used in built-in fitting type and
Quantity avoids the drawbacks of manually counting built-in fitting information, improves built-in fitting Information Statistics efficiency and statistics accuracy rate.
The embodiment of the present invention provides accordingly also directed to the stair built-in fitting automatic generation method based on assembled architecture
Realization device, further such that the method has more practicability.It is built below to provided in an embodiment of the present invention based on assembled
The stair built-in fitting automatically generating device built is introduced, and the stair built-in fitting described below based on assembled architecture is given birth to automatically
Reference can be corresponded to each other with the above-described stair built-in fitting automatic generation method based on assembled architecture at device.
Referring to Fig. 3, Fig. 3 is the stair built-in fitting automatically generating device provided in an embodiment of the present invention based on assembled architecture
A kind of structure chart under specific embodiment, the device can include:
Stair outer profile model construction module 301, for obtaining the configuration parameter information of stair based on BIM base map, according to
Stair outer profile model of the configuration parameter information architecture based on axis net.
Stair center of gravity determining module 302, for determining stair center of gravity according to the stair outer profile model constructed in advance.
Suspension centre buries a position and embedment direction determining mould 303, in the direction parallel with flat plate section, according to default
Horizontal-shift distance determines equally distributed centered on center of gravity and second point at first point;On the direction vertical with flat plate section,
First point and second point is mobile until falling on corresponding pedal according to opposite direction;And second point are adjusted at first point to corresponding
On the center of pedal, as embedment point;Respectively using first point, the vector direction of second point and center of gravity as embedment direction.
Vertical suspension centre generation module 304, for being stair BIM figure according to default embedment rule, embedment point and embedment direction
Generate vertical suspension centre.
Optionally, in some embodiments of the present embodiment, referring to Fig. 4, described device can also include built-in fitting
Additional information setup module 305, for being arranged built-in fitting classification and number for vertical suspension centre, and for vertical suspension centre with it is corresponding
Stair number setting corresponding relationship.
In addition, described device for example may also include statistics inventory information generation module 306, for being based on vertical suspension centre and phase
The corresponding relationship of corresponding stair number, is added to the pre-buried of corresponding stair for the built-in fitting classification and number information of vertical suspension centre
Part counts in inventory;Wherein, built-in fitting statistics inventory is used to count the classification and every class built-in fitting quantity of stair built-in fitting, pre-buried
It is unique corresponding with stair number that part counts inventory.
Optionally, in other embodiments of the present embodiment, the suspension centre buries a position and embedment direction determines mould
Block 303 can also be used to fall on the first pedal at first point, and second point is fallen on the second pedal, true according to stair outer profile model
The second of first center of fixed first pedal and the first center line, the second pedal along pedal long side parallel direction through the first center
Center and along pedal long side parallel direction through bicentric second center line;The first center line is moved to by first point, and
It is determined centered on the first center on first center line, thirdly with the distribution of the first point symmetry;Second point is moved to second
Center line, and determined centered on the second center on the second center line, the 4th point symmetrical with second point;With first
Point, second point, thirdly, the 4th point for embedment point, with the vector direction of each point and center of gravity be embedment direction.
In other some embodiments, the suspension centre, which buries a position and embedment direction determining mould 303, can also be used in
First point falls on the first pedal, is moved to the central point of the first pedal at first point;Second point is fallen on the second pedal, by
2 points of central points for being moved to the second pedal;Determining where first point in the opposite of plane at the 5th point, first point and the 5th
Point is on same straight line;Determining where second point in the opposite of plane at the 6th point, with the 6th point in same at first point
On straight line;It is embedment point with first point, second point, the 5th point, the 6th point, with the vector direction of each point and center of gravity for embedment side
To.
It can also be used in addition, the suspension centre buries a position and embedment direction determining mould 303 in the side vertical with flat plate section
Upwards, first point and second point is mobile in opposite direction according to preset vertical offset distance;First point after judgement is mobile and
Whether second point falls in pedal surface;If it is not, then continue to move up and second point at first point in flat plate section Vertical Square until
Fall in corresponding pedal surface.
Each functional module of stair built-in fitting automatically generating device described in the embodiment of the present invention based on assembled architecture
Function can be implemented according to the method in above method embodiment, and specific implementation process is referred to above method embodiment
Associated description, details are not described herein again.
From the foregoing, it will be observed that the embodiment of the present invention has automatically generated the built-in fitting of stair BIM figure, stair in staircase component are improved
The arrangement efficiency of built-in fitting can also automate built-in fitting type and quantity used in statistics whole building project, be conducive to
Promote the construction efficiency and construction accuracy of whole building projects.
The embodiment of the invention also provides a kind of, and the stair built-in fitting based on assembled architecture automatically generates equipment, specifically may be used
Include:
Memory, for storing computer program;
Processor realizes the building based on assembled architecture described in any one embodiment as above for executing computer program
The step of terraced built-in fitting automatic generation method.
Stair built-in fitting described in the embodiment of the present invention based on assembled architecture automatically generates each functional module of equipment
Function can be implemented according to the method in above method embodiment, and specific implementation process is referred to above method embodiment
Associated description, details are not described herein again.
From the foregoing, it will be observed that the embodiment of the present invention has automatically generated the built-in fitting of stair BIM figure, stair in staircase component are improved
The arrangement efficiency of built-in fitting;Built-in fitting type and quantity used in statistics whole building project can be also automated, is conducive to
Promote the construction efficiency and construction accuracy of whole building projects.
The embodiment of the invention also provides a kind of computer readable storage medium, it is stored with the stair based on assembled architecture
Built-in fitting automatically generating program, when the stair built-in fitting automatically generating program based on assembled architecture is executed by processor such as
The step of going up the stair built-in fitting automatic generation method described in any one embodiment based on assembled architecture.
The function of each functional module of computer readable storage medium described in the embodiment of the present invention can be according to above method reality
The method specific implementation in example is applied, specific implementation process is referred to the associated description of above method embodiment, herein no longer
It repeats.
From the foregoing, it will be observed that the embodiment of the present invention has automatically generated the built-in fitting of stair BIM figure, stair in staircase component are improved
The arrangement efficiency of built-in fitting;Built-in fitting type and quantity used in statistics whole building project can be also automated, is conducive to
Promote the construction efficiency and construction accuracy of whole building projects.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with it is other
The difference of embodiment, same or similar part may refer to each other between each embodiment.For being filled disclosed in embodiment
For setting, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is referring to method part
Explanation.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond the scope of this invention.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can directly be held with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
Above to a kind of stair built-in fitting automatic generation method based on assembled architecture provided by the present invention, device,
Equipment and computer readable storage medium are described in detail.Specific case used herein is to the principle of the present invention and reality
The mode of applying is expounded, and the above description of the embodiment is only used to help understand the method for the present invention and its core ideas.It answers
It, for those skilled in the art, without departing from the principle of the present invention, can also be to this when pointing out
Some improvement and modification can also be carried out for invention, and these improvements and modifications also fall within the scope of protection of the claims of the present invention.